22355542552 has 32 divisors (see below), whose sum is σ = 47978853120. Its totient is φ = 9566123040.

The previous prime is 22355542549. The next prime is 22355542613. The reversal of 22355542552 is 25524555322.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272274 + ... + 344737.

It is an arithmetic number, because the mean of its divisors is an integer number (1499339160).

Almost surely, 2^22355542552 is an apocalyptic number.

It is an amenable number.

22355542552 is an abundant number, since it is smaller than the sum of its proper divisors (25623310568).

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

22355542552 is a wasteful number, since it uses less digits than its factorization.

22355542552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617671 (or 617667 counting only the distinct ones).

The product of its digits is 600000, while the sum is 40.

The spelling of 22355542552 in words is "twenty-two billion, three hundred fifty-five million, five hundred forty-two thousand, five hundred fifty-two".