22524240252 has 12 divisors (see below), whose sum is σ = 52556560616. Its totient is φ = 7508080080.

The previous prime is 22524240241. The next prime is 22524240313. The reversal of 22524240252 is 25204242522.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent 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, 938509999 + ... + 938510022.

Almost surely, 2^22524240252 is an apocalyptic number.

It is an amenable number.

22524240252 is an abundant number, since it is smaller than the sum of its proper divisors (30032320364).

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

22524240252 is a wasteful number, since it uses less digits than its factorization.

22524240252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1877020028 (or 1877020026 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

Adding to 22524240252 its reverse (25204242522), we get a palindrome (47728482774).

The spelling of 22524240252 in words is "twenty-two billion, five hundred twenty-four million, two hundred forty thousand, two hundred fifty-two".