56815136434 has 16 divisors (see below), whose sum is σ = 98259303168. Its totient is φ = 24133862592.

The previous prime is 56815136423. The next prime is 56815136453. The reversal of 56815136434 is 43463151865.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17955162 + ... + 17958325.

It is an arithmetic number, because the mean of its divisors is an integer number (6141206448).

Almost surely, 2^56815136434 is an apocalyptic number.

56815136434 is a deficient number, since it is larger than the sum of its proper divisors (41444166734).

56815136434 is a wasteful number, since it uses less digits than its factorization.

56815136434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35913609.

The product of its digits is 1036800, while the sum is 46.

The spelling of 56815136434 in words is "fifty-six billion, eight hundred fifteen million, one hundred thirty-six thousand, four hundred thirty-four".