23444434369 has 2 divisors, whose sum is σ = 23444434370. Its totient is φ = 23444434368.

The previous prime is 23444434337. The next prime is 23444434399. The reversal of 23444434369 is 96343444432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12340543744 + 11103890625 = 111088^2 + 105375^2 .

It is a cyclic number.

It is not a de Polignac number, because 23444434369 - 2⁵ = 23444434337 is a prime.

It is a super-2 number, since 2×23444434369² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23444434399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11722217184 + 11722217185.

It is an arithmetic number, because the mean of its divisors is an integer number (11722217185).

Almost surely, 2^23444434369 is an apocalyptic number.

It is an amenable number.

23444434369 is a deficient number, since it is larger than the sum of its proper divisors (1).

23444434369 is an equidigital number, since it uses as much as digits as its factorization.

23444434369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2985984, while the sum is 46.

The spelling of 23444434369 in words is "twenty-three billion, four hundred forty-four million, four hundred thirty-four thousand, three hundred sixty-nine".