22520010724 has 24 divisors (see below), whose sum is σ = 39522684600. Its totient is φ = 11227856640.

The previous prime is 22520010659. The next prime is 22520010761. The reversal of 22520010724 is 42701002522.

It can be written as a sum of positive squares in 4 ways, for example, as 2573532900 + 19946477824 = 50730^2 + 141232^2 .

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, 2620114 + ... + 2628694.

It is an arithmetic number, because the mean of its divisors is an integer number (1646778525).

Almost surely, 2^22520010724 is an apocalyptic number.

It is an amenable number.

22520010724 is a deficient number, since it is larger than the sum of its proper divisors (17002673876).

22520010724 is a wasteful number, since it uses less digits than its factorization.

22520010724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10383 (or 10381 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 25.

The spelling of 22520010724 in words is "twenty-two billion, five hundred twenty million, ten thousand, seven hundred twenty-four".