22344466689 has 24 divisors (see below), whose sum is σ = 32526203112. Its totient is φ = 14780632320.

The previous prime is 22344466667. The next prime is 22344466693. The reversal of 22344466689 is 98666444322.

It can be written as a sum of positive squares in 4 ways, for example, as 5286017025 + 17058449664 = 72705^2 + 130608^2 .

It is not a de Polignac number, because 22344466689 - 2²⁴ = 22327689473 is a prime.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (22344466609) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5241819 + ... + 5246079.

It is an arithmetic number, because the mean of its divisors is an integer number (1355258463).

Almost surely, 2^22344466689 is an apocalyptic number.

It is an amenable number.

22344466689 is a deficient number, since it is larger than the sum of its proper divisors (10181736423).

22344466689 is a wasteful number, since it uses less digits than its factorization.

22344466689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8657 (or 8654 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 54.

The spelling of 22344466689 in words is "twenty-two billion, three hundred forty-four million, four hundred sixty-six thousand, six hundred eighty-nine".