15314012221056 has 64 divisors (see below), whose sum is σ = 40682091590400. Its totient is φ = 5104137830400.

The previous prime is 15314012221051. The next prime is 15314012221063. The reversal of 15314012221056 is 65012221041351.

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

It is not an unprimeable number, because it can be changed into a prime (15314012221051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1609905 + ... + 5763663.

It is an arithmetic number, because the mean of its divisors is an integer number (635657681100).

Almost surely, 2^{15314012221056} is an apocalyptic number.

15314012221056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

15314012221056 is an abundant number, since it is smaller than the sum of its proper divisors (25368079369344).

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

15314012221056 is an equidigital number, since it uses as much as digits as its factorization.

15314012221056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4163377 (or 4163365 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The spelling of 15314012221056 in words is "fifteen trillion, three hundred fourteen billion, twelve million, two hundred twenty-one thousand, fifty-six".