22446654631 has 2 divisors, whose sum is σ = 22446654632. Its totient is φ = 22446654630.

The previous prime is 22446654619. The next prime is 22446654649. The reversal of 22446654631 is 13645664422.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22446654631 is a prime.

It is a super-2 number, since 2×22446654631² (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 (22446654611) 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, 11223327315 + 11223327316.

It is an arithmetic number, because the mean of its divisors is an integer number (11223327316).

Almost surely, 2^22446654631 is an apocalyptic number.

22446654631 is a deficient number, since it is larger than the sum of its proper divisors (1).

22446654631 is an equidigital number, since it uses as much as digits as its factorization.

22446654631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 829440, while the sum is 43.

The spelling of 22446654631 in words is "twenty-two billion, four hundred forty-six million, six hundred fifty-four thousand, six hundred thirty-one".