123116175192 has 16 divisors (see below), whose sum is σ = 307790438040. Its totient is φ = 41038725056.

The previous prime is 123116175139. The next prime is 123116175223. The reversal of 123116175192 is 291571611321.

It is a self number, because there is not a number n which added to its sum of digits gives 123116175192.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2564920293 + ... + 2564920340.

Almost surely, 2^123116175192 is an apocalyptic number.

123116175192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123116175192 is an abundant number, since it is smaller than the sum of its proper divisors (184674262848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123116175192 is a wasteful number, since it uses less digits than its factorization.

123116175192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5129840642 (or 5129840638 counting only the distinct ones).

The product of its digits is 22680, while the sum is 39.

The spelling of 123116175192 in words is "one hundred twenty-three billion, one hundred sixteen million, one hundred seventy-five thousand, one hundred ninety-two".