22004420253479 has 2 divisors, whose sum is σ = 22004420253480. Its totient is φ = 22004420253478.

The previous prime is 22004420253457. The next prime is 22004420253511. The reversal of 22004420253479 is 97435202440022.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22004420253479 is a prime.

It is a super-2 number, since 2×22004420253479² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22004420253419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11002210126739 + 11002210126740.

It is an arithmetic number, because the mean of its divisors is an integer number (11002210126740).

Almost surely, 2^{22004420253479} is an apocalyptic number.

22004420253479 is a deficient number, since it is larger than the sum of its proper divisors (1).

22004420253479 is an equidigital number, since it uses as much as digits as its factorization.

22004420253479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 967680, while the sum is 44.

The spelling of 22004420253479 in words is "twenty-two trillion, four billion, four hundred twenty million, two hundred fifty-three thousand, four hundred seventy-nine".