56814657712 has 20 divisors (see below), whose sum is σ = 113874207120. Its totient is φ = 27427765568.

The previous prime is 56814657709. The next prime is 56814657721. The reversal of 56814657712 is 21775641865.

It is a self number, because there is not a number n which added to its sum of digits gives 56814657712.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61222228 + ... + 61223155.

It is an arithmetic number, because the mean of its divisors is an integer number (5693710356).

Almost surely, 2^56814657712 is an apocalyptic number.

It is an amenable number.

56814657712 is an abundant number, since it is smaller than the sum of its proper divisors (57059549408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56814657712 is a wasteful number, since it uses less digits than its factorization.

56814657712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122445420 (or 122445414 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 52.

The spelling of 56814657712 in words is "fifty-six billion, eight hundred fourteen million, six hundred fifty-seven thousand, seven hundred twelve".