12238679735152 has 40 divisors (see below), whose sum is σ = 26646757560864. Its totient is φ = 5403029178624.

The previous prime is 12238679735111. The next prime is 12238679735251. The reversal of 12238679735152 is 25153797683221.

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, 1279121443 + ... + 1279131010.

Almost surely, 2^{12238679735152} is an apocalyptic number.

It is an amenable number.

12238679735152 is an abundant number, since it is smaller than the sum of its proper divisors (14408077825712).

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

12238679735152 is a wasteful number, since it uses less digits than its factorization.

12238679735152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2558252497 (or 2558252491 counting only the distinct ones).

The product of its digits is 38102400, while the sum is 61.

The spelling of 12238679735152 in words is "twelve trillion, two hundred thirty-eight billion, six hundred seventy-nine million, seven hundred thirty-five thousand, one hundred fifty-two".