23171298867 has 12 divisors (see below), whose sum is σ = 33508448064. Its totient is φ = 15429627600.

The previous prime is 23171298859. The next prime is 23171298883. The reversal of 23171298867 is 76889217132.

It is a happy number.

It is not a de Polignac number, because 23171298867 - 2³ = 23171298859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23171298847) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1483884 + ... + 1499417.

It is an arithmetic number, because the mean of its divisors is an integer number (2792370672).

Almost surely, 2^23171298867 is an apocalyptic number.

23171298867 is a deficient number, since it is larger than the sum of its proper divisors (10337149197).

23171298867 is a wasteful number, since it uses less digits than its factorization.

23171298867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2984170 (or 2984167 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 54.

The spelling of 23171298867 in words is "twenty-three billion, one hundred seventy-one million, two hundred ninety-eight thousand, eight hundred sixty-seven".