556951168 has 64 divisors (see below), whose sum is σ = 1139029920. Its totient is φ = 271180800.

The previous prime is 556951133. The next prime is 556951181. The reversal of 556951168 is 861159655.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 865855 + ... + 866497.

Almost surely, 2^556951168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 556951168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (569514960).

556951168 is an abundant number, since it is smaller than the sum of its proper divisors (582078752).

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

556951168 is a wasteful number, since it uses less digits than its factorization.

556951168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825 (or 813 counting only the distinct ones).

The product of its digits is 324000, while the sum is 46.

The square root of 556951168 is about 23599.8128806141. The cubic root of 556951168 is about 822.7584910759.

The spelling of 556951168 in words is "five hundred fifty-six million, nine hundred fifty-one thousand, one hundred sixty-eight".