56746463624 has 32 divisors (see below), whose sum is σ = 112683127320. Its totient is φ = 26698361856.

The previous prime is 56746463623. The next prime is 56746463651. The reversal of 56746463624 is 42636464765.

It can be written as a sum of positive squares in 4 ways, for example, as 56557401124 + 189062500 = 237818^2 + 13750^2 .

It is a super-2 number, since 2×56746463624² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56746463623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 611222 + ... + 697914.

Almost surely, 2^56746463624 is an apocalyptic number.

It is an amenable number.

56746463624 is a deficient number, since it is larger than the sum of its proper divisors (55936663696).

56746463624 is a wasteful number, since it uses less digits than its factorization.

56746463624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91529 (or 91525 counting only the distinct ones).

The product of its digits is 17418240, while the sum is 53.

The spelling of 56746463624 in words is "fifty-six billion, seven hundred forty-six million, four hundred sixty-three thousand, six hundred twenty-four".