total vs number

total and number both are nouns.

Word	Noun	Adjective	Verb	Adverb
total	Yes	Yes	Yes	No
number	Yes	No	Yes	No

As verbs, number is a hypernym of total; that is, number is a word with a broader meaning than total:

Other hypernyms of total include count, enumerate, numerate.

As verbs, total and number are synonyms defined as:

Other synonyms of total include add up, amount, come.

total (noun)	number (noun)
the whole amount	an item of clothing
a quantity obtained by the addition of a group of numbers	the property possessed by a sum or total or indefinite quantity of units or individuals
	a clothing measurement
	one of a series published periodically
	a symbol used to represent a number
	a numeral or string of numerals that is used for identification and may be attached to accounts, memberships, etc.
	the number is used in calling a particular telephone
	a short performance that is part of a longer program
	the grammatical category for the forms of nouns and pronouns and verbs that are used depending on the number of entities involved (singular or dual or plural)
	a numbered item in a series
	a select company of people
	a concept of quantity involving zero and units

total (adjective)	number (adjective)
constituting the full quantity or extent; complete
complete in extent or degree and in every particular

total (verb)	number (verb)
damage beyond the point of repair	place a limit on the number of
determine the sum of	determine the number or amount of
add up in number or quantity	enumerate
	give numbers to
	add up in number or quantity
	put into a group