23909633227 has 2 divisors, whose sum is σ = 23909633228. Its totient is φ = 23909633226.

The previous prime is 23909633207. The next prime is 23909633243. The reversal of 23909633227 is 72233690932.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23909633227 is a prime.

It is a super-2 number, since 2×23909633227² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23909633207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11954816613 + 11954816614.

It is an arithmetic number, because the mean of its divisors is an integer number (11954816614).

Almost surely, 2^23909633227 is an apocalyptic number.

23909633227 is a deficient number, since it is larger than the sum of its proper divisors (1).

23909633227 is an equidigital number, since it uses as much as digits as its factorization.

23909633227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 734832, while the sum is 46.

The spelling of 23909633227 in words is "twenty-three billion, nine hundred nine million, six hundred thirty-three thousand, two hundred twenty-seven".