56690156277 has 12 divisors (see below), whose sum is σ = 81887994240. Its totient is φ = 37792416168.

The previous prime is 56690156249. The next prime is 56690156279. The reversal of 56690156277 is 77265109665.

56690156277 is a `hidden beast` number, since 5 + 6 + 6 + 9 + 0 + 1 + 5 + 627 + 7 = 666.

It is not a de Polignac number, because 56690156277 - 2¹¹ = 56690154229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56690156279) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 431374 + ... + 547232.

It is an arithmetic number, because the mean of its divisors is an integer number (6823999520).

Almost surely, 2^56690156277 is an apocalyptic number.

It is an amenable number.

56690156277 is a deficient number, since it is larger than the sum of its proper divisors (25197837963).

56690156277 is a wasteful number, since it uses less digits than its factorization.

56690156277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170232 (or 170229 counting only the distinct ones).

The product of its (nonzero) digits is 4762800, while the sum is 54.

The spelling of 56690156277 in words is "fifty-six billion, six hundred ninety million, one hundred fifty-six thousand, two hundred seventy-seven".