22529932506 has 12 divisors (see below), whose sum is σ = 48814853802. Its totient is φ = 7509977496.

The previous prime is 22529932489. The next prime is 22529932507. The reversal of 22529932506 is 60523992522.

22529932506 is a `hidden beast` number, since 2 + 2 + 52 + 9 + 93 + 2 + 506 = 666.

It can be written as a sum of positive squares in only one way, i.e., 20714405625 + 1815526881 = 143925^2 + 42609^2 .

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (22529932507) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 625831441 + ... + 625831476.

Almost surely, 2^22529932506 is an apocalyptic number.

22529932506 is an abundant number, since it is smaller than the sum of its proper divisors (26284921296).

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

22529932506 is a wasteful number, since it uses less digits than its factorization.

22529932506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251662925 (or 1251662922 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

The spelling of 22529932506 in words is "twenty-two billion, five hundred twenty-nine million, nine hundred thirty-two thousand, five hundred six".