56174660457 has 16 divisors (see below), whose sum is σ = 76310563968. Its totient is φ = 36750828800.

The previous prime is 56174660411. The next prime is 56174660483. The reversal of 56174660457 is 75406647165.

It is a cyclic number.

It is not a de Polignac number, because 56174660457 - 2¹¹ = 56174658409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56174660057) 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, 786093 + ... + 854570.

It is an arithmetic number, because the mean of its divisors is an integer number (4769410248).

Almost surely, 2^56174660457 is an apocalyptic number.

It is an amenable number.

56174660457 is a deficient number, since it is larger than the sum of its proper divisors (20135903511).

56174660457 is a wasteful number, since it uses less digits than its factorization.

56174660457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1640880.

The product of its (nonzero) digits is 4233600, while the sum is 51.

The spelling of 56174660457 in words is "fifty-six billion, one hundred seventy-four million, six hundred sixty thousand, four hundred fifty-seven".