15947413056 has 56 divisors (see below), whose sum is σ = 46882446240. Its totient is φ = 5315803776.

The previous prime is 15947412941. The next prime is 15947413073. The reversal of 15947413056 is 65031474951.

15947413056 is a `hidden beast` number, since 1 + 594 + 7 + 4 + 1 + 3 + 0 + 56 = 666.

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, 4612686 + ... + 4616141.

It is an arithmetic number, because the mean of its divisors is an integer number (837186540).

Almost surely, 2^15947413056 is an apocalyptic number.

15947413056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

15947413056 is an abundant number, since it is smaller than the sum of its proper divisors (30935033184).

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

15947413056 is an equidigital number, since it uses as much as digits as its factorization.

15947413056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9228848 (or 9228832 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The spelling of 15947413056 in words is "fifteen billion, nine hundred forty-seven million, four hundred thirteen thousand, fifty-six".