22504752012 has 24 divisors (see below), whose sum is σ = 52520828976. Its totient is φ = 7500192448.

The previous prime is 22504752001. The next prime is 22504752019. The reversal of 22504752012 is 21025740522.

It is not an unprimeable number, because it can be changed into a prime (22504752019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105483 + ... + 236930.

It is an arithmetic number, because the mean of its divisors is an integer number (2188367874).

Almost surely, 2^22504752012 is an apocalyptic number.

It is an amenable number.

22504752012 is an abundant number, since it is smaller than the sum of its proper divisors (30016076964).

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

22504752012 is a wasteful number, since it uses less digits than its factorization.

22504752012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347897 (or 347895 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 30.

The spelling of 22504752012 in words is "twenty-two billion, five hundred four million, seven hundred fifty-two thousand, twelve".