12112551416 has 32 divisors (see below), whose sum is σ = 26110909440. Its totient is φ = 5160005088.

The previous prime is 12112551401. The next prime is 12112551421. The reversal of 12112551416 is 61415521121.

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, 638240 + ... + 656943.

It is an arithmetic number, because the mean of its divisors is an integer number (815965920).

Almost surely, 2^12112551416 is an apocalyptic number.

It is an amenable number.

12112551416 is an abundant number, since it is smaller than the sum of its proper divisors (13998358024).

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

12112551416 is a wasteful number, since it uses less digits than its factorization.

12112551416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295363 (or 1295359 counting only the distinct ones).

The product of its digits is 2400, while the sum is 29.

The spelling of 12112551416 in words is "twelve billion, one hundred twelve million, five hundred fifty-one thousand, four hundred sixteen".