22656815963 has 2 divisors, whose sum is σ = 22656815964. Its totient is φ = 22656815962.

The previous prime is 22656815959. The next prime is 22656816037. The reversal of 22656815963 is 36951865622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22656815963 - 2² = 22656815959 is a prime.

It is not a weakly prime, because it can be changed into another prime (22656815903) 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 as a sum of consecutive naturals, namely, 11328407981 + 11328407982.

It is an arithmetic number, because the mean of its divisors is an integer number (11328407982).

Almost surely, 2^22656815963 is an apocalyptic number.

22656815963 is a deficient number, since it is larger than the sum of its proper divisors (1).

22656815963 is an equidigital number, since it uses as much as digits as its factorization.

22656815963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4665600, while the sum is 53.

The spelling of 22656815963 in words is "twenty-two billion, six hundred fifty-six million, eight hundred fifteen thousand, nine hundred sixty-three".