23244333491 has 2 divisors, whose sum is σ = 23244333492. Its totient is φ = 23244333490.

The previous prime is 23244333421. The next prime is 23244333493. The reversal of 23244333491 is 19433344232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23244333491 - 2¹⁰ = 23244332467 is a prime.

Together with 23244333493, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23244333493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11622166745 + 11622166746.

It is an arithmetic number, because the mean of its divisors is an integer number (11622166746).

Almost surely, 2^23244333491 is an apocalyptic number.

23244333491 is a deficient number, since it is larger than the sum of its proper divisors (1).

23244333491 is an equidigital number, since it uses as much as digits as its factorization.

23244333491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 38.

The spelling of 23244333491 in words is "twenty-three billion, two hundred forty-four million, three hundred thirty-three thousand, four hundred ninety-one".