56315053165 has 32 divisors (see below), whose sum is σ = 79924135680. Its totient is φ = 37270969344.

The previous prime is 56315053163. The next prime is 56315053177. The reversal of 56315053165 is 56135051365.

It is a happy number.

It is not a de Polignac number, because 56315053165 - 2¹ = 56315053163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56315053163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3354322 + ... + 3371068.

It is an arithmetic number, because the mean of its divisors is an integer number (2497629240).

Almost surely, 2^56315053165 is an apocalyptic number.

It is an amenable number.

56315053165 is a deficient number, since it is larger than the sum of its proper divisors (23609082515).

56315053165 is a wasteful number, since it uses less digits than its factorization.

56315053165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20101.

The product of its (nonzero) digits is 202500, while the sum is 40.

The spelling of 56315053165 in words is "fifty-six billion, three hundred fifteen million, fifty-three thousand, one hundred sixty-five".