56023428028 has 12 divisors (see below), whose sum is σ = 98042779072. Its totient is φ = 28011205440.

The previous prime is 56023428023. The next prime is 56023428029. The reversal of 56023428028 is 82082432065.

It is a happy number.

56023428028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56023428023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235876 + ... + 409492.

Almost surely, 2^56023428028 is an apocalyptic number.

It is an amenable number.

56023428028 is a deficient number, since it is larger than the sum of its proper divisors (42019351044).

56023428028 is a wasteful number, since it uses less digits than its factorization.

56023428028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254292 (or 254290 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 40.

The spelling of 56023428028 in words is "fifty-six billion, twenty-three million, four hundred twenty-eight thousand, twenty-eight".