22538585532 has 24 divisors (see below), whose sum is σ = 52880590672. Its totient is φ = 7471353600.

The previous prime is 22538585507. The next prime is 22538585539. The reversal of 22538585532 is 23558583522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22538585539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5186269 + ... + 5190612.

Almost surely, 2^22538585532 is an apocalyptic number.

It is an amenable number.

22538585532 is an abundant number, since it is smaller than the sum of its proper divisors (30342005140).

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

22538585532 is a wasteful number, since it uses less digits than its factorization.

22538585532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10377069 (or 10377067 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 48.

The spelling of 22538585532 in words is "twenty-two billion, five hundred thirty-eight million, five hundred eighty-five thousand, five hundred thirty-two".