22556875056 has 80 divisors (see below), whose sum is σ = 59154547200. Its totient is φ = 7405542144.

The previous prime is 22556875043. The next prime is 22556875073. The reversal of 22556875056 is 65057865522.

It is a happy number.

It is a super-2 number, since 2×22556875056² (a number of 22 digits) contains 22 as substring.

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, 1581750 + ... + 1595946.

It is an arithmetic number, because the mean of its divisors is an integer number (739431840).

Almost surely, 2^22556875056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22556875056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29577273600).

22556875056 is an abundant number, since it is smaller than the sum of its proper divisors (36597672144).

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

22556875056 is a wasteful number, since it uses less digits than its factorization.

22556875056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14706 (or 14700 counting only the distinct ones).

The product of its (nonzero) digits is 5040000, while the sum is 51.

The spelling of 22556875056 in words is "twenty-two billion, five hundred fifty-six million, eight hundred seventy-five thousand, fifty-six".