12424223296 has 21 divisors (see below), whose sum is σ = 24656087721. Its totient is φ = 6211665792.

The previous prime is 12424223263. The next prime is 12424223299. The reversal of 12424223296 is 69232242421.

The square root of 12424223296 is 111464.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 12392142400 + 32080896 = 111320^2 + 5664^2 .

It is a super-2 number, since 2×12424223296² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12424223299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 884746 + ... + 898678.

Almost surely, 2^12424223296 is an apocalyptic number.

12424223296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

12424223296 is the 111464-th square number.

It is an amenable number.

12424223296 is a deficient number, since it is larger than the sum of its proper divisors (12231864425).

12424223296 is an frugal number, since it uses more digits than its factorization.

12424223296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27878 (or 13935 counting only the distinct ones).

The product of its digits is 82944, while the sum is 37.

The spelling of 12424223296 in words is "twelve billion, four hundred twenty-four million, two hundred twenty-three thousand, two hundred ninety-six".