22505850522 has 12 divisors (see below), whose sum is σ = 48762676170. Its totient is φ = 7501950168.

The previous prime is 22505850511. The next prime is 22505850583.

22505850522 is a `hidden beast` number, since 2 + 2 + 50 + 5 + 85 + 0 + 522 = 666.

22505850522 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 22416377841 + 89472681 = 149721^2 + 9459^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 625162497 + ... + 625162532.

Almost surely, 2^22505850522 is an apocalyptic number.

22505850522 is an abundant number, since it is smaller than the sum of its proper divisors (26256825648).

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

22505850522 is a wasteful number, since it uses less digits than its factorization.

22505850522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250325037 (or 1250325034 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 36.

The spelling of 22505850522 in words is "twenty-two billion, five hundred five million, eight hundred fifty thousand, five hundred twenty-two".