23368686331 has 4 divisors (see below), whose sum is σ = 23371420752. Its totient is φ = 23365951912.

The previous prime is 23368686323. The next prime is 23368686347. The reversal of 23368686331 is 13368686332.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23368686331 - 2³ = 23368686323 is a prime.

It is a super-2 number, since 2×23368686331² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23368681331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1354351 + ... + 1371496.

It is an arithmetic number, because the mean of its divisors is an integer number (5842855188).

Almost surely, 2^23368686331 is an apocalyptic number.

23368686331 is a deficient number, since it is larger than the sum of its proper divisors (2734421).

23368686331 is an equidigital number, since it uses as much as digits as its factorization.

23368686331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2734420.

The product of its digits is 2239488, while the sum is 49.

Subtracting from 23368686331 its reverse (13368686332), we obtain a palindrome (9999999999).

The spelling of 23368686331 in words is "twenty-three billion, three hundred sixty-eight million, six hundred eighty-six thousand, three hundred thirty-one".