22456662313 has 4 divisors (see below), whose sum is σ = 22544042580. Its totient is φ = 22369282048.

The previous prime is 22456662307. The next prime is 22456662331. The reversal of 22456662313 is 31326665422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14738688409 + 7717973904 = 121403^2 + 87852^2 .

It is a cyclic number.

It is not a de Polignac number, because 22456662313 - 2²⁵ = 22423107881 is a prime.

It is a super-2 number, since 2×22456662313² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22456662373) 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 in 3 ways as a sum of consecutive naturals, for example, 43689748 + ... + 43690261.

It is an arithmetic number, because the mean of its divisors is an integer number (5636010645).

Almost surely, 2^22456662313 is an apocalyptic number.

It is an amenable number.

22456662313 is a deficient number, since it is larger than the sum of its proper divisors (87380267).

22456662313 is an equidigital number, since it uses as much as digits as its factorization.

22456662313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87380266.

The product of its digits is 311040, while the sum is 40.

The spelling of 22456662313 in words is "twenty-two billion, four hundred fifty-six million, six hundred sixty-two thousand, three hundred thirteen".