556160660 has 24 divisors (see below), whose sum is σ = 1274114016. Its totient is φ = 202240160.

The previous prime is 556160651. The next prime is 556160687. The reversal of 556160660 is 66061655.

It is a self number, because there is not a number n which added to its sum of digits gives 556160660.

It is a congruent number.

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, 1263782 + ... + 1264221.

It is an arithmetic number, because the mean of its divisors is an integer number (53088084).

Almost surely, 2^556160660 is an apocalyptic number.

It is an amenable number.

556160660 is an abundant number, since it is smaller than the sum of its proper divisors (717953356).

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

556160660 is a wasteful number, since it uses less digits than its factorization.

556160660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2528023 (or 2528021 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 556160660 is about 23583.0587498738. The cubic root of 556160660 is about 822.3690463256.

The spelling of 556160660 in words is "five hundred fifty-six million, one hundred sixty thousand, six hundred sixty".