56091351239 has 32 divisors (see below), whose sum is σ = 74142566400. Its totient is φ = 41109107040.

The previous prime is 56091351209. The next prime is 56091351257. The reversal of 56091351239 is 93215319065.

56091351239 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 56091351239 - 2²⁸ = 55822915783 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56091351239.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56091351209) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65444 + ... + 341270.

It is an arithmetic number, because the mean of its divisors is an integer number (2316955200).

Almost surely, 2^56091351239 is an apocalyptic number.

56091351239 is a deficient number, since it is larger than the sum of its proper divisors (18051215161).

56091351239 is a wasteful number, since it uses less digits than its factorization.

56091351239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276003.

The product of its (nonzero) digits is 218700, while the sum is 44.

The spelling of 56091351239 in words is "fifty-six billion, ninety-one million, three hundred fifty-one thousand, two hundred thirty-nine".