23630662639 has 2 divisors, whose sum is σ = 23630662640. Its totient is φ = 23630662638.

The previous prime is 23630662633. The next prime is 23630662661. The reversal of 23630662639 is 93626603632.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23630662639 - 2¹⁵ = 23630629871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23630662633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11815331319 + 11815331320.

It is an arithmetic number, because the mean of its divisors is an integer number (11815331320).

Almost surely, 2^23630662639 is an apocalyptic number.

23630662639 is a deficient number, since it is larger than the sum of its proper divisors (1).

23630662639 is an equidigital number, since it uses as much as digits as its factorization.

23630662639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1259712, while the sum is 46.

The spelling of 23630662639 in words is "twenty-three billion, six hundred thirty million, six hundred sixty-two thousand, six hundred thirty-nine".