22734222520 has 64 divisors (see below), whose sum is σ = 51572505600. Its totient is φ = 9019244160.

The previous prime is 22734222493. The next prime is 22734222559. The reversal of 22734222520 is 2522243722.

It is a congruent number.

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, 2456061 + ... + 2465299.

It is an arithmetic number, because the mean of its divisors is an integer number (805820400).

Almost surely, 2^22734222520 is an apocalyptic number.

22734222520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22734222520 is an abundant number, since it is smaller than the sum of its proper divisors (28838283080).

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

22734222520 is a wasteful number, since it uses less digits than its factorization.

22734222520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9748 (or 9744 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 31.

The spelling of 22734222520 in words is "twenty-two billion, seven hundred thirty-four million, two hundred twenty-two thousand, five hundred twenty".