56389849535 has 32 divisors (see below), whose sum is σ = 69281593920. Its totient is φ = 44050710528.

The previous prime is 56389849487. The next prime is 56389849553. The reversal of 56389849535 is 53594898365.

56389849535 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 56389849535 - 2⁶ = 56389849471 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25595744 + ... + 25597946.

It is an arithmetic number, because the mean of its divisors is an integer number (2165049810).

Almost surely, 2^56389849535 is an apocalyptic number.

56389849535 is a deficient number, since it is larger than the sum of its proper divisors (12891744385).

56389849535 is a wasteful number, since it uses less digits than its factorization.

56389849535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2987.

The product of its digits is 139968000, while the sum is 65.

The spelling of 56389849535 in words is "fifty-six billion, three hundred eighty-nine million, eight hundred forty-nine thousand, five hundred thirty-five".