22252243288 has 32 divisors (see below), whose sum is σ = 45526752720. Its totient is φ = 10112256000.

The previous prime is 22252243283. The next prime is 22252243303. The reversal of 22252243288 is 88234225222.

It is a self number, because there is not a number n which added to its sum of digits gives 22252243288.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22252243283) 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, 373648 + ... + 429088.

Almost surely, 2^22252243288 is an apocalyptic number.

It is an amenable number.

22252243288 is an abundant number, since it is smaller than the sum of its proper divisors (23274509432).

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

22252243288 is a wasteful number, since it uses less digits than its factorization.

22252243288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60019 (or 60015 counting only the distinct ones).

The product of its digits is 245760, while the sum is 40.

The spelling of 22252243288 in words is "twenty-two billion, two hundred fifty-two million, two hundred forty-three thousand, two hundred eighty-eight".