22156242304 has 64 divisors (see below), whose sum is σ = 53100057600. Its totient is φ = 8995760640.

The previous prime is 22156242289. The next prime is 22156242343. The reversal of 22156242304 is 40324265122.

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

It is a congruent number.

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, 633712 + ... + 667759.

It is an arithmetic number, because the mean of its divisors is an integer number (829688400).

Almost surely, 2^22156242304 is an apocalyptic number.

It is an amenable number.

22156242304 is an abundant number, since it is smaller than the sum of its proper divisors (30943815296).

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

22156242304 is a wasteful number, since it uses less digits than its factorization.

22156242304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301511 (or 1301499 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

The spelling of 22156242304 in words is "twenty-two billion, one hundred fifty-six million, two hundred forty-two thousand, three hundred four".