23637432313 has 4 divisors (see below), whose sum is σ = 25786289808. Its totient is φ = 21488574820.

The previous prime is 23637432257. The next prime is 23637432319. The reversal of 23637432313 is 31323473632.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23637432313 - 2⁹ = 23637431801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23637432319) 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 3 ways as a sum of consecutive naturals, for example, 1074428731 + ... + 1074428752.

It is an arithmetic number, because the mean of its divisors is an integer number (6446572452).

Almost surely, 2^23637432313 is an apocalyptic number.

It is an amenable number.

23637432313 is a deficient number, since it is larger than the sum of its proper divisors (2148857495).

23637432313 is a wasteful number, since it uses less digits than its factorization.

23637432313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2148857494.

The product of its digits is 163296, while the sum is 37.

The spelling of 23637432313 in words is "twenty-three billion, six hundred thirty-seven million, four hundred thirty-two thousand, three hundred thirteen".