22715359631 has 2 divisors, whose sum is σ = 22715359632. Its totient is φ = 22715359630.

The previous prime is 22715359619. The next prime is 22715359687. The reversal of 22715359631 is 13695351722.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22715359631 - 2²² = 22711165327 is a prime.

It is a super-2 number, since 2×22715359631² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22715359031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11357679815 + 11357679816.

It is an arithmetic number, because the mean of its divisors is an integer number (11357679816).

Almost surely, 2^22715359631 is an apocalyptic number.

22715359631 is a deficient number, since it is larger than the sum of its proper divisors (1).

22715359631 is an equidigital number, since it uses as much as digits as its factorization.

22715359631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 340200, while the sum is 44.

The spelling of 22715359631 in words is "twenty-two billion, seven hundred fifteen million, three hundred fifty-nine thousand, six hundred thirty-one".