22534505252 has 12 divisors (see below), whose sum is σ = 45069010560. Its totient is φ = 9657645096.

The previous prime is 22534505243. The next prime is 22534505263. The reversal of 22534505252 is 25250543522.

22534505252 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 402401852 + ... + 402401907.

It is an arithmetic number, because the mean of its divisors is an integer number (3755750880).

Almost surely, 2^22534505252 is an apocalyptic number.

It is an amenable number.

22534505252 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22534505252 is a wasteful number, since it uses less digits than its factorization.

22534505252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804803770 (or 804803768 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 35.

The spelling of 22534505252 in words is "twenty-two billion, five hundred thirty-four million, five hundred five thousand, two hundred fifty-two".