12446458222 has 32 divisors (see below), whose sum is σ = 20491914240. Its totient is φ = 5622851520.

The previous prime is 12446458207. The next prime is 12446458223. The reversal of 12446458222 is 22285464421.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12446458223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3623818 + ... + 3627250.

It is an arithmetic number, because the mean of its divisors is an integer number (640372320).

Almost surely, 2^12446458222 is an apocalyptic number.

12446458222 is a deficient number, since it is larger than the sum of its proper divisors (8045456018).

12446458222 is a wasteful number, since it uses less digits than its factorization.

12446458222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4408.

The product of its digits is 245760, while the sum is 40.

The spelling of 12446458222 in words is "twelve billion, four hundred forty-six million, four hundred fifty-eight thousand, two hundred twenty-two".