56120403568 has 40 divisors (see below), whose sum is σ = 111821602880. Its totient is φ = 27265248000.

The previous prime is 56120403551. The next prime is 56120403583. The reversal of 56120403568 is 86530402165.

It is a self number, because there is not a number n which added to its sum of digits gives 56120403568.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381478 + ... + 507706.

It is an arithmetic number, because the mean of its divisors is an integer number (2795540072).

Almost surely, 2^56120403568 is an apocalyptic number.

It is an amenable number.

56120403568 is a deficient number, since it is larger than the sum of its proper divisors (55701199312).

56120403568 is a wasteful number, since it uses less digits than its factorization.

56120403568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127025 (or 127019 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 56120403568 in words is "fifty-six billion, one hundred twenty million, four hundred three thousand, five hundred sixty-eight".