56464575728 has 40 divisors (see below), whose sum is σ = 119786071296. Its totient is φ = 25570987200.

The previous prime is 56464575701. The next prime is 56464575733. The reversal of 56464575728 is 82757546465.

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, 544226 + ... + 639617.

Almost surely, 2^56464575728 is an apocalyptic number.

It is an amenable number.

56464575728 is an abundant number, since it is smaller than the sum of its proper divisors (63321495568).

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

56464575728 is a wasteful number, since it uses less digits than its factorization.

56464575728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184133 (or 1184127 counting only the distinct ones).

The product of its digits is 56448000, while the sum is 59.

The spelling of 56464575728 in words is "fifty-six billion, four hundred sixty-four million, five hundred seventy-five thousand, seven hundred twenty-eight".