22951531250 has 42 divisors (see below), whose sum is σ = 43083843051. Its totient is φ = 9169900000.

The previous prime is 22951531231. The next prime is 22951531307. The reversal of 22951531250 is 5213515922.

It can be written as a sum of positive squares in 11 ways, for example, as 9521270929 + 13430260321 = 97577^2 + 115889^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=107125.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22951531250.

It is an unprimeable number.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 26780822 + ... + 26781678.

Almost surely, 2^22951531250 is an apocalyptic number.

22951531250 is a deficient number, since it is larger than the sum of its proper divisors (20132311801).

22951531250 is an frugal number, since it uses more digits than its factorization.

22951531250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1746 (or 864 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 35.

The spelling of 22951531250 in words is "twenty-two billion, nine hundred fifty-one million, five hundred thirty-one thousand, two hundred fifty".