23344044397 has 2 divisors, whose sum is σ = 23344044398. Its totient is φ = 23344044396.

The previous prime is 23344044331. The next prime is 23344044413. The reversal of 23344044397 is 79344044332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19336014916 + 4008029481 = 139054^2 + 63309^2 .

It is a cyclic number.

It is not a de Polignac number, because 23344044397 - 2²³ = 23335655789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23344044697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11672022198 + 11672022199.

It is an arithmetic number, because the mean of its divisors is an integer number (11672022199).

Almost surely, 2^23344044397 is an apocalyptic number.

It is an amenable number.

23344044397 is a deficient number, since it is larger than the sum of its proper divisors (1).

23344044397 is an equidigital number, since it uses as much as digits as its factorization.

23344044397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 43.

The spelling of 23344044397 in words is "twenty-three billion, three hundred forty-four million, forty-four thousand, three hundred ninety-seven".