22510398952 has 16 divisors (see below), whose sum is σ = 42228419940. Its totient is φ = 11249486976.

The previous prime is 22510398881. The next prime is 22510399003. The reversal of 22510398952 is 25989301522.

It can be written as a sum of positive squares in 2 ways, for example, as 22050468036 + 459930916 = 148494^2 + 21446^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 697293 + ... + 728860.

Almost surely, 2^22510398952 is an apocalyptic number.

It is an amenable number.

22510398952 is a deficient number, since it is larger than the sum of its proper divisors (19718020988).

22510398952 is a wasteful number, since it uses less digits than its factorization.

22510398952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428132 (or 1428128 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 46.

The spelling of 22510398952 in words is "twenty-two billion, five hundred ten million, three hundred ninety-eight thousand, nine hundred fifty-two".