22606344564 has 24 divisors (see below), whose sum is σ = 52751573280. Its totient is φ = 7534957344.

The previous prime is 22606344557. The next prime is 22606344587. The reversal of 22606344564 is 46544360622.

It is a super-2 number, since 2×22606344564² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 163507 + ... + 268229.

It is an arithmetic number, because the mean of its divisors is an integer number (2197982220).

Almost surely, 2^22606344564 is an apocalyptic number.

It is an amenable number.

22606344564 is an abundant number, since it is smaller than the sum of its proper divisors (30145228716).

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

22606344564 is a wasteful number, since it uses less digits than its factorization.

22606344564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122719 (or 122717 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 42.

The spelling of 22606344564 in words is "twenty-two billion, six hundred six million, three hundred forty-four thousand, five hundred sixty-four".