556656105056 has 48 divisors (see below), whose sum is σ = 1160669321280. Its totient is φ = 261891041280.

The previous prime is 556656105053. The next prime is 556656105067. The reversal of 556656105056 is 650501656655.

It is a super-2 number, since 2×556656105056² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 556656104995 and 556656105013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556656105053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2111930 + ... + 2360838.

It is an arithmetic number, because the mean of its divisors is an integer number (24180610860).

Almost surely, 2^556656105056 is an apocalyptic number.

It is an amenable number.

556656105056 is an abundant number, since it is smaller than the sum of its proper divisors (604013216224).

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

556656105056 is a wasteful number, since it uses less digits than its factorization.

556656105056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253047 (or 253039 counting only the distinct ones).

The product of its (nonzero) digits is 4050000, while the sum is 50.

The spelling of 556656105056 in words is "five hundred fifty-six billion, six hundred fifty-six million, one hundred five thousand, fifty-six".