12318172752368 has 40 divisors (see below), whose sum is σ = 27910278473088. Its totient is φ = 5156444405952.

The previous prime is 12318172752331. The next prime is 12318172752371. The reversal of 12318172752368 is 86325727181321.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1278875246 + ... + 1278884877.

Almost surely, 2^{12318172752368} is an apocalyptic number.

It is an amenable number.

12318172752368 is an abundant number, since it is smaller than the sum of its proper divisors (15592105720720).

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

12318172752368 is a wasteful number, since it uses less digits than its factorization.

12318172752368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2557760181 (or 2557760175 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 56.

The spelling of 12318172752368 in words is "twelve trillion, three hundred eighteen billion, one hundred seventy-two million, seven hundred fifty-two thousand, three hundred sixty-eight".