12226174939 has 4 divisors (see below), whose sum is σ = 13337645400. Its totient is φ = 11114704480.

The previous prime is 12226174921. The next prime is 12226174973. The reversal of 12226174939 is 93947162221.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 12226174939 - 2¹¹ = 12226172891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12226177939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555735214 + ... + 555735235.

It is an arithmetic number, because the mean of its divisors is an integer number (3334411350).

Almost surely, 2^12226174939 is an apocalyptic number.

12226174939 is a deficient number, since it is larger than the sum of its proper divisors (1111470461).

12226174939 is a wasteful number, since it uses less digits than its factorization.

12226174939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111470460.

The product of its digits is 326592, while the sum is 46.

The spelling of 12226174939 in words is "twelve billion, two hundred twenty-six million, one hundred seventy-four thousand, nine hundred thirty-nine".