556616616050 has 96 divisors (see below), whose sum is σ = 1147817606400. Its totient is φ = 199128384000.

The previous prime is 556616616001. The next prime is 556616616089. The reversal of 556616616050 is 50616616655.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 556616615986 and 556616616004.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12186656 + ... + 12232244.

It is an arithmetic number, because the mean of its divisors is an integer number (11956433400).

Almost surely, 2^556616616050 is an apocalyptic number.

556616616050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

556616616050 is an abundant number, since it is smaller than the sum of its proper divisors (591200990350).

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

556616616050 is a wasteful number, since it uses less digits than its factorization.

556616616050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45972 (or 45967 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 47.

The spelling of 556616616050 in words is "five hundred fifty-six billion, six hundred sixteen million, six hundred sixteen thousand, fifty".