12118725234 has 72 divisors (see below), whose sum is σ = 32984340480. Its totient is φ = 3147716880.

The previous prime is 12118725169. The next prime is 12118725301. The reversal of 12118725234 is 43252781121.

12118725234 is a `hidden beast` number, since 12 + 118 + 7 + 2 + 523 + 4 = 666.

It is a super-3 number, since 3×12118725234³ (a number of 31 digits) contains 333 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 382194 + ... + 412685.

It is an arithmetic number, because the mean of its divisors is an integer number (458115840).

Almost surely, 2^12118725234 is an apocalyptic number.

12118725234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12118725234 is an abundant number, since it is smaller than the sum of its proper divisors (20865615246).

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

12118725234 is a wasteful number, since it uses less digits than its factorization.

12118725234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794916 (or 794902 counting only the distinct ones).

The product of its digits is 26880, while the sum is 36.

The spelling of 12118725234 in words is "twelve billion, one hundred eighteen million, seven hundred twenty-five thousand, two hundred thirty-four".