22954762639 has 2 divisors, whose sum is σ = 22954762640. Its totient is φ = 22954762638.

The previous prime is 22954762561. The next prime is 22954762643. The reversal of 22954762639 is 93626745922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22954762639 - 2⁷ = 22954762511 is a prime.

It is a super-2 number, since 2×22954762639² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22954762639.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22954762679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11477381319 + 11477381320.

It is an arithmetic number, because the mean of its divisors is an integer number (11477381320).

Almost surely, 2^22954762639 is an apocalyptic number.

22954762639 is a deficient number, since it is larger than the sum of its proper divisors (1).

22954762639 is an equidigital number, since it uses as much as digits as its factorization.

22954762639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9797760, while the sum is 55.

The spelling of 22954762639 in words is "twenty-two billion, nine hundred fifty-four million, seven hundred sixty-two thousand, six hundred thirty-nine".