12446922579 has 16 divisors (see below), whose sum is σ = 20425719552. Its totient is φ = 6565409568.

The previous prime is 12446922569. The next prime is 12446922613. The reversal of 12446922579 is 97522964421.

It is not a de Polignac number, because 12446922579 - 2⁵ = 12446922547 is a prime.

It is a super-2 number, since 2×12446922579² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12446922569) 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, 22796289 + ... + 22796834.

It is an arithmetic number, because the mean of its divisors is an integer number (1276607472).

Almost surely, 2^12446922579 is an apocalyptic number.

12446922579 is a deficient number, since it is larger than the sum of its proper divisors (7978796973).

12446922579 is a wasteful number, since it uses less digits than its factorization.

12446922579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45593146.

The product of its digits is 2177280, while the sum is 51.

The spelling of 12446922579 in words is "twelve billion, four hundred forty-six million, nine hundred twenty-two thousand, five hundred seventy-nine".