56844804566 has 32 divisors (see below), whose sum is σ = 97333747200. Its totient is φ = 24646209280.

The previous prime is 56844804503. The next prime is 56844804607. The reversal of 56844804566 is 66540844865.

It is a super-2 number, since 2×56844804566² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25190 + ... + 338118.

It is an arithmetic number, because the mean of its divisors is an integer number (3041679600).

Almost surely, 2^56844804566 is an apocalyptic number.

56844804566 is a deficient number, since it is larger than the sum of its proper divisors (40488942634).

56844804566 is a wasteful number, since it uses less digits than its factorization.

56844804566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313324.

The product of its (nonzero) digits is 22118400, while the sum is 56.

The spelling of 56844804566 in words is "fifty-six billion, eight hundred forty-four million, eight hundred four thousand, five hundred sixty-six".