23281372799 has 2 divisors, whose sum is σ = 23281372800. Its totient is φ = 23281372798.

The previous prime is 23281372783. The next prime is 23281372817. The reversal of 23281372799 is 99727318232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23281372799 - 2⁴ = 23281372783 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23281372799.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23281372769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11640686399 + 11640686400.

It is an arithmetic number, because the mean of its divisors is an integer number (11640686400).

Almost surely, 2^23281372799 is an apocalyptic number.

23281372799 is a deficient number, since it is larger than the sum of its proper divisors (1).

23281372799 is an equidigital number, since it uses as much as digits as its factorization.

23281372799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2286144, while the sum is 53.

The spelling of 23281372799 in words is "twenty-three billion, two hundred eighty-one million, three hundred seventy-two thousand, seven hundred ninety-nine".