23643644036271 has 48 divisors (see below), whose sum is σ = 37031746385664. Its totient is φ = 13378150160256.

The previous prime is 23643644036269. The next prime is 23643644036321. The reversal of 23643644036271 is 17263044634632.

It is not a de Polignac number, because 23643644036271 - 2¹ = 23643644036269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23643644036251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 33515446 + ... + 34213628.

It is an arithmetic number, because the mean of its divisors is an integer number (771494716368).

Almost surely, 2^{23643644036271} is an apocalyptic number.

23643644036271 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

23643644036271 is a deficient number, since it is larger than the sum of its proper divisors (13388102349393).

23643644036271 is a wasteful number, since it uses less digits than its factorization.

23643644036271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700460 (or 700453 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 51.

The spelling of 23643644036271 in words is "twenty-three trillion, six hundred forty-three billion, six hundred forty-four million, thirty-six thousand, two hundred seventy-one".