23772665359 has 2 divisors, whose sum is σ = 23772665360. Its totient is φ = 23772665358.

The previous prime is 23772665327. The next prime is 23772665437. The reversal of 23772665359 is 95356627732.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23772665359 - 2⁵ = 23772665327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23772663359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11886332679 + 11886332680.

It is an arithmetic number, because the mean of its divisors is an integer number (11886332680).

Almost surely, 2^23772665359 is an apocalyptic number.

23772665359 is a deficient number, since it is larger than the sum of its proper divisors (1).

23772665359 is an equidigital number, since it uses as much as digits as its factorization.

23772665359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14288400, while the sum is 55.

The spelling of 23772665359 in words is "twenty-three billion, seven hundred seventy-two million, six hundred sixty-five thousand, three hundred fifty-nine".