22664522682 has 20 divisors (see below), whose sum is σ = 50785319706. Its totient is φ = 7554840840.

The previous prime is 22664522677. The next prime is 22664522687. The reversal of 22664522682 is 28622546622.

22664522682 is a `hidden beast` number, since 2 + 2 + 6 + 64 + 522 + 68 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (22664522677) and next prime (22664522687).

It can be written as a sum of positive squares in only one way, i.e., 20141570241 + 2522952441 = 141921^2 + 50229^2 .

It is not an unprimeable number, because it can be changed into a prime (22664522687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 69952069 + ... + 69952392.

Almost surely, 2^22664522682 is an apocalyptic number.

22664522682 is an abundant number, since it is smaller than the sum of its proper divisors (28120797024).

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

22664522682 is a wasteful number, since it uses less digits than its factorization.

22664522682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139904475 (or 139904466 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 45.

The spelling of 22664522682 in words is "twenty-two billion, six hundred sixty-four million, five hundred twenty-two thousand, six hundred eighty-two".