22520025008 has 40 divisors (see below), whose sum is σ = 47075039088. Its totient is φ = 10374803712.

The previous prime is 22520025007. The next prime is 22520025013. The reversal of 22520025008 is 80052002522.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (22520025007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14810 + ... + 212742.

Almost surely, 2^22520025008 is an apocalyptic number.

It is an amenable number.

22520025008 is an abundant number, since it is smaller than the sum of its proper divisors (24555014080).

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

22520025008 is a wasteful number, since it uses less digits than its factorization.

22520025008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198501 (or 198495 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The spelling of 22520025008 in words is "twenty-two billion, five hundred twenty million, twenty-five thousand, eight".