76713025557 has 16 divisors (see below), whose sum is σ = 116920950912. Its totient is φ = 43826672640.

The previous prime is 76713025541. The next prime is 76713025621. The reversal of 76713025557 is 75552031767.

It is not a de Polignac number, because 76713025557 - 2⁴ = 76713025541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76713025057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287748 + ... + 486029.

It is an arithmetic number, because the mean of its divisors is an integer number (7307559432).

Almost surely, 2^76713025557 is an apocalyptic number.

It is an amenable number.

76713025557 is a deficient number, since it is larger than the sum of its proper divisors (40207925355).

76713025557 is a wasteful number, since it uses less digits than its factorization.

76713025557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778508.

The product of its (nonzero) digits is 1543500, while the sum is 48.

The spelling of 76713025557 in words is "seventy-six billion, seven hundred thirteen million, twenty-five thousand, five hundred fifty-seven".