23634957271 has 2 divisors, whose sum is σ = 23634957272. Its totient is φ = 23634957270.

The previous prime is 23634957239. The next prime is 23634957361. The reversal of 23634957271 is 17275943632.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23634957271 - 2⁵ = 23634957239 is a prime.

It is a super-2 number, since 2×23634957271² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23634957221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11817478635 + 11817478636.

It is an arithmetic number, because the mean of its divisors is an integer number (11817478636).

Almost surely, 2^23634957271 is an apocalyptic number.

23634957271 is a deficient number, since it is larger than the sum of its proper divisors (1).

23634957271 is an equidigital number, since it uses as much as digits as its factorization.

23634957271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1905120, while the sum is 49.

The spelling of 23634957271 in words is "twenty-three billion, six hundred thirty-four million, nine hundred fifty-seven thousand, two hundred seventy-one".