56326565166 has 16 divisors (see below), whose sum is σ = 112657308624. Its totient is φ = 18774825344.

The previous prime is 56326565149. The next prime is 56326565177. The reversal of 56326565166 is 66156562365.

It is a congruent number.

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, 17350 + ... + 336086.

It is an arithmetic number, because the mean of its divisors is an integer number (7041081789).

Almost surely, 2^56326565166 is an apocalyptic number.

56326565166 is an abundant number, since it is smaller than the sum of its proper divisors (56330743458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56326565166 is a wasteful number, since it uses less digits than its factorization.

56326565166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348195.

The product of its digits is 5832000, while the sum is 51.

The spelling of 56326565166 in words is "fifty-six billion, three hundred twenty-six million, five hundred sixty-five thousand, one hundred sixty-six".