12179438922 has 48 divisors (see below), whose sum is σ = 28628026560. Its totient is φ = 3443956992.

The previous prime is 12179438897. The next prime is 12179438963. The reversal of 12179438922 is 22983497121.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 185022 + ... + 242057.

It is an arithmetic number, because the mean of its divisors is an integer number (596417220).

Almost surely, 2^12179438922 is an apocalyptic number.

12179438922 is an abundant number, since it is smaller than the sum of its proper divisors (16448587638).

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

12179438922 is a wasteful number, since it uses less digits than its factorization.

12179438922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427195 (or 427188 counting only the distinct ones).

The product of its digits is 435456, while the sum is 48.

The spelling of 12179438922 in words is "twelve billion, one hundred seventy-nine million, four hundred thirty-eight thousand, nine hundred twenty-two".