566556100056 has 24 divisors (see below), whose sum is σ = 1534422771180. Its totient is φ = 188852033328.

The previous prime is 566556100043. The next prime is 566556100063. The reversal of 566556100056 is 650001655665.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 566556099984 and 566556100020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3934417290 + ... + 3934417433.

Almost surely, 2^566556100056 is an apocalyptic number.

It is an amenable number.

566556100056 is an abundant number, since it is smaller than the sum of its proper divisors (967866671124).

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

566556100056 is a wasteful number, since it uses less digits than its factorization.

566556100056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7868834735 (or 7868834728 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 45.

The spelling of 566556100056 in words is "five hundred sixty-six billion, five hundred fifty-six million, one hundred thousand, fifty-six".