23686252039 has 2 divisors, whose sum is σ = 23686252040. Its totient is φ = 23686252038.

The previous prime is 23686252003. The next prime is 23686252153. The reversal of 23686252039 is 93025268632.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23686252039 is a prime.

It is a super-2 number, since 2×23686252039² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23686252039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23686252339) 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, 11843126019 + 11843126020.

It is an arithmetic number, because the mean of its divisors is an integer number (11843126020).

Almost surely, 2^23686252039 is an apocalyptic number.

23686252039 is a deficient number, since it is larger than the sum of its proper divisors (1).

23686252039 is an equidigital number, since it uses as much as digits as its factorization.

23686252039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 933120, while the sum is 46.

The spelling of 23686252039 in words is "twenty-three billion, six hundred eighty-six million, two hundred fifty-two thousand, thirty-nine".