23947162331 has 4 divisors (see below), whose sum is σ = 23954109000. Its totient is φ = 23940215664.

The previous prime is 23947162321. The next prime is 23947162357. The reversal of 23947162331 is 13326174932.

It is a happy number.

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 23947162331 - 2²⁶ = 23880053467 is a prime.

It is a super-2 number, since 2×23947162331² (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 (23947162321) 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, 3468161 + ... + 3475058.

It is an arithmetic number, because the mean of its divisors is an integer number (5988527250).

Almost surely, 2^23947162331 is an apocalyptic number.

23947162331 is a deficient number, since it is larger than the sum of its proper divisors (6946669).

23947162331 is an equidigital number, since it uses as much as digits as its factorization.

23947162331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6946668.

The product of its digits is 163296, while the sum is 41.

The spelling of 23947162331 in words is "twenty-three billion, nine hundred forty-seven million, one hundred sixty-two thousand, three hundred thirty-one".