56856165304 has 48 divisors (see below), whose sum is σ = 113302783080. Its totient is φ = 26742213120.

The previous prime is 56856165293. The next prime is 56856165313. The reversal of 56856165304 is 40356165865.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5629299 + ... + 5639389.

Almost surely, 2^56856165304 is an apocalyptic number.

It is an amenable number.

56856165304 is a deficient number, since it is larger than the sum of its proper divisors (56446617776).

56856165304 is a wasteful number, since it uses less digits than its factorization.

56856165304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12568 (or 12547 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 49.

The spelling of 56856165304 in words is "fifty-six billion, eight hundred fifty-six million, one hundred sixty-five thousand, three hundred four".