16565375025132 has 48 divisors (see below), whose sum is σ = 40697911363200. Its totient is φ = 5229753517440.

The previous prime is 16565375025097. The next prime is 16565375025163. The reversal of 16565375025132 is 23152057356561.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9000657 + ... + 10683752.

It is an arithmetic number, because the mean of its divisors is an integer number (847873153400).

Almost surely, 2^{16565375025132} is an apocalyptic number.

16565375025132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16565375025132 is an abundant number, since it is smaller than the sum of its proper divisors (24132536338068).

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

16565375025132 is a wasteful number, since it uses less digits than its factorization.

16565375025132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19688126 (or 19688124 counting only the distinct ones).

The product of its (nonzero) digits is 5670000, while the sum is 51.

The spelling of 16565375025132 in words is "sixteen trillion, five hundred sixty-five billion, three hundred seventy-five million, twenty-five thousand, one hundred thirty-two".