22668913379 has 4 divisors (see below), whose sum is σ = 25907329584. Its totient is φ = 19430497176.

The previous prime is 22668913373. The next prime is 22668913403. The reversal of 22668913379 is 97331986622.

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

It is a cyclic number.

It is not a de Polignac number, because 22668913379 - 2⁴ = 22668913363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22668913373) 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, 1619208092 + ... + 1619208105.

It is an arithmetic number, because the mean of its divisors is an integer number (6476832396).

Almost surely, 2^22668913379 is an apocalyptic number.

22668913379 is a deficient number, since it is larger than the sum of its proper divisors (3238416205).

22668913379 is an equidigital number, since it uses as much as digits as its factorization.

22668913379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3238416204.

The product of its digits is 5878656, while the sum is 56.

The spelling of 22668913379 in words is "twenty-two billion, six hundred sixty-eight million, nine hundred thirteen thousand, three hundred seventy-nine".