23117798158 has 16 divisors (see below), whose sum is σ = 42679012320. Its totient is φ = 9145502496.

The previous prime is 23117798147. The next prime is 23117798167. The reversal of 23117798158 is 85189771132.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 63510253 + ... + 63510616.

It is an arithmetic number, because the mean of its divisors is an integer number (2667438270).

Almost surely, 2^23117798158 is an apocalyptic number.

23117798158 is a deficient number, since it is larger than the sum of its proper divisors (19561214162).

23117798158 is a wasteful number, since it uses less digits than its factorization.

23117798158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127020891.

The product of its digits is 846720, while the sum is 52.

The spelling of 23117798158 in words is "twenty-three billion, one hundred seventeen million, seven hundred ninety-eight thousand, one hundred fifty-eight".