22016602505256 has 64 divisors (see below), whose sum is σ = 55529989516800. Its totient is φ = 7273739655168.

The previous prime is 22016602505179. The next prime is 22016602505263. The reversal of 22016602505256 is 65250520661022.

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, 148046985 + ... + 148195623.

It is an arithmetic number, because the mean of its divisors is an integer number (867656086200).

Almost surely, 2^{22016602505256} is an apocalyptic number.

It is an amenable number.

22016602505256 is an abundant number, since it is smaller than the sum of its proper divisors (33513387011544).

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

22016602505256 is a wasteful number, since it uses less digits than its factorization.

22016602505256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203378 (or 203374 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 22016602505256 in words is "twenty-two trillion, sixteen billion, six hundred two million, five hundred five thousand, two hundred fifty-six".