77045713040328 has 32 divisors (see below), whose sum is σ = 192621691548000. Its totient is φ = 25680916487168.

The previous prime is 77045713040323. The next prime is 77045713040333. The reversal of 77045713040328 is 82304031754077.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (77045713040323) and next prime (77045713040333).

It is not an unprimeable number, because it can be changed into a prime (77045713040321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61104153 + ... + 62352296.

It is an arithmetic number, because the mean of its divisors is an integer number (6019427860875).

Almost surely, 2^{77045713040328} is an apocalyptic number.

It is an amenable number.

77045713040328 is an abundant number, since it is smaller than the sum of its proper divisors (115575978507672).

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

77045713040328 is a wasteful number, since it uses less digits than its factorization.

77045713040328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123482461 (or 123482457 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 51.

The spelling of 77045713040328 in words is "seventy-seven trillion, forty-five billion, seven hundred thirteen million, forty thousand, three hundred twenty-eight".