56441638724 has 24 divisors (see below), whose sum is σ = 100645221600. Its totient is φ = 27690703040.

The previous prime is 56441638723. The next prime is 56441638733. The reversal of 56441638724 is 42783614465.

It is not an unprimeable number, because it can be changed into a prime (56441638723) 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, 558494 + ... + 651765.

It is an arithmetic number, because the mean of its divisors is an integer number (4193550900).

Almost surely, 2^56441638724 is an apocalyptic number.

It is an amenable number.

56441638724 is a deficient number, since it is larger than the sum of its proper divisors (44203582876).

56441638724 is a wasteful number, since it uses less digits than its factorization.

56441638724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1210483 (or 1210481 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 50.

The spelling of 56441638724 in words is "fifty-six billion, four hundred forty-one million, six hundred thirty-eight thousand, seven hundred twenty-four".