22544244522 has 24 divisors (see below), whose sum is σ = 50166023076. Its totient is φ = 7311646656.

The previous prime is 22544244521. The next prime is 22544244523.

22544244522 is a `hidden beast` number, since 2 + 2 + 54 + 42 + 44 + 522 = 666.

22544244522 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (22544244521) and next prime (22544244523).

It can be written as a sum of positive squares in 2 ways, for example, as 18149747841 + 4394496681 = 134721^2 + 66291^2 .

It is a super-2 number, since 2×22544244522² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22544244521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16924443 + ... + 16925774.

Almost surely, 2^22544244522 is an apocalyptic number.

22544244522 is an abundant number, since it is smaller than the sum of its proper divisors (27621778554).

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

22544244522 is a wasteful number, since it uses less digits than its factorization.

22544244522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33850262 (or 33850259 counting only the distinct ones).

The product of its digits is 204800, while the sum is 36.

The spelling of 22544244522 in words is "twenty-two billion, five hundred forty-four million, two hundred forty-four thousand, five hundred twenty-two".