22737936228 has 24 divisors (see below), whose sum is σ = 60634496832. Its totient is φ = 6496553184.

The previous prime is 22737936167. The next prime is 22737936259. The reversal of 22737936228 is 82263973722.

It is a happy 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, 135344775 + ... + 135344942.

It is an arithmetic number, because the mean of its divisors is an integer number (2526437368).

Almost surely, 2^22737936228 is an apocalyptic number.

22737936228 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

22737936228 is an abundant number, since it is smaller than the sum of its proper divisors (37896560604).

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

22737936228 is a wasteful number, since it uses less digits than its factorization.

22737936228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270689731 (or 270689729 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 51.

The spelling of 22737936228 in words is "twenty-two billion, seven hundred thirty-seven million, nine hundred thirty-six thousand, two hundred twenty-eight".