22964481731 has 2 divisors, whose sum is σ = 22964481732. Its totient is φ = 22964481730.

The previous prime is 22964481713. The next prime is 22964481763. The reversal of 22964481731 is 13718446922.

Together with previous prime (22964481713) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22964481731 - 2⁶ = 22964481667 is a prime.

It is a super-2 number, since 2×22964481731² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22964481781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11482240865 + 11482240866.

It is an arithmetic number, because the mean of its divisors is an integer number (11482240866).

Almost surely, 2^22964481731 is an apocalyptic number.

22964481731 is a deficient number, since it is larger than the sum of its proper divisors (1).

22964481731 is an equidigital number, since it uses as much as digits as its factorization.

22964481731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 580608, while the sum is 47.

The spelling of 22964481731 in words is "twenty-two billion, nine hundred sixty-four million, four hundred eighty-one thousand, seven hundred thirty-one".