764949994080 has 96 divisors (see below), whose sum is σ = 2414422080000. Its totient is φ = 203577810432.

The previous prime is 764949994073. The next prime is 764949994093. The reversal of 764949994080 is 80499949467.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 764949993996 and 764949994014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1357320 + ... + 1836359.

It is an arithmetic number, because the mean of its divisors is an integer number (25150230000).

Almost surely, 2^764949994080 is an apocalyptic number.

It is an amenable number.

764949994080 is an abundant number, since it is smaller than the sum of its proper divisors (1649472085920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

764949994080 is a wasteful number, since it uses less digits than its factorization.

764949994080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3194196 (or 3194188 counting only the distinct ones).

The product of its (nonzero) digits is 141087744, while the sum is 69.

The spelling of 764949994080 in words is "seven hundred sixty-four billion, nine hundred forty-nine million, nine hundred ninety-four thousand, eighty".