76733155057 has 8 divisors (see below), whose sum is σ = 83869075136. Its totient is φ = 69773430672.

The previous prime is 76733155049. The next prime is 76733155063. The reversal of 76733155057 is 75055133767.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 76733155057 - 2³ = 76733155049 is a prime.

It is the 277008-th Hogben number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 76733155057.

It is not an unprimeable number, because it can be changed into a prime (76733155007) by changing a digit.

It is a nontrivial repunit in base 277007.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44048013 + ... + 44049754.

It is an arithmetic number, because the mean of its divisors is an integer number (10483634392).

Almost surely, 2^76733155057 is an apocalyptic number.

It is an amenable number.

76733155057 is a deficient number, since it is larger than the sum of its proper divisors (7135920079).

76733155057 is a wasteful number, since it uses less digits than its factorization.

76733155057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88097847.

The product of its (nonzero) digits is 2315250, while the sum is 49.

The spelling of 76733155057 in words is "seventy-six billion, seven hundred thirty-three million, one hundred fifty-five thousand, fifty-seven".