556947925320 has 32 divisors (see below), whose sum is σ = 1670843776320. Its totient is φ = 148519446720.

The previous prime is 556947925309. The next prime is 556947925321. The reversal of 556947925320 is 23529749655.

It is not an unprimeable number, because it can be changed into a prime (556947925321) 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, 2320616236 + ... + 2320616475.

It is an arithmetic number, because the mean of its divisors is an integer number (52213868010).

Almost surely, 2^556947925320 is an apocalyptic number.

It is an amenable number.

556947925320 is an abundant number, since it is smaller than the sum of its proper divisors (1113895851000).

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

556947925320 is a wasteful number, since it uses less digits than its factorization.

556947925320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4641232725 (or 4641232721 counting only the distinct ones).

The product of its (nonzero) digits is 20412000, while the sum is 57.

The spelling of 556947925320 in words is "five hundred fifty-six billion, nine hundred forty-seven million, nine hundred twenty-five thousand, three hundred twenty".