56313428538 has 16 divisors (see below), whose sum is σ = 115023173760. Its totient is φ = 18371756736.

The previous prime is 56313428533. The next prime is 56313428579. The reversal of 56313428538 is 83582431365.

It is a happy number.

56313428538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (56313428533) 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, 99846223 + ... + 99846786.

It is an arithmetic number, because the mean of its divisors is an integer number (7188948360).

Almost surely, 2^56313428538 is an apocalyptic number.

56313428538 is an abundant number, since it is smaller than the sum of its proper divisors (58709745222).

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

56313428538 is a wasteful number, since it uses less digits than its factorization.

56313428538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199693061.

The product of its digits is 2073600, while the sum is 48.

The spelling of 56313428538 in words is "fifty-six billion, three hundred thirteen million, four hundred twenty-eight thousand, five hundred thirty-eight".