56291195585291 has 16 divisors (see below), whose sum is σ = 63145681228800. Its totient is φ = 49924554185088.

The previous prime is 56291195585221. The next prime is 56291195585297. The reversal of 56291195585291 is 19258559119265.

It is not a de Polignac number, because 56291195585291 - 2⁴² = 51893149074187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56291195585297) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1370328446 + ... + 1370369523.

It is an arithmetic number, because the mean of its divisors is an integer number (3946605076800).

Almost surely, 2^{56291195585291} is an apocalyptic number.

56291195585291 is a deficient number, since it is larger than the sum of its proper divisors (6854485643509).

56291195585291 is a wasteful number, since it uses less digits than its factorization.

56291195585291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2740698058.

The product of its digits is 87480000, while the sum is 68.

The spelling of 56291195585291 in words is "fifty-six trillion, two hundred ninety-one billion, one hundred ninety-five million, five hundred eighty-five thousand, two hundred ninety-one".