22522640244 has 48 divisors (see below), whose sum is σ = 59056029312. Its totient is φ = 6628735872.

The previous prime is 22522640201. The next prime is 22522640291. The reversal of 22522640244 is 44204622522.

It is a happy number.

It is a congruent number.

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, 3135019 + ... + 3142194.

It is an arithmetic number, because the mean of its divisors is an integer number (1230333944).

Almost surely, 2^22522640244 is an apocalyptic number.

It is an amenable number.

22522640244 is an abundant number, since it is smaller than the sum of its proper divisors (36533389068).

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

22522640244 is a wasteful number, since it uses less digits than its factorization.

22522640244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6277256 (or 6277254 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 33.

The spelling of 22522640244 in words is "twenty-two billion, five hundred twenty-two million, six hundred forty thousand, two hundred forty-four".