12444314340321 has 16 divisors (see below), whose sum is σ = 18437132044800. Its totient is φ = 8295709700304.

The previous prime is 12444314340317. The next prime is 12444314340323. The reversal of 12444314340321 is 12304341344421.

12444314340321 is a `hidden beast` number, since 1 + 2 + 4 + 443 + 143 + 40 + 32 + 1 = 666.

It is not a de Polignac number, because 12444314340321 - 2² = 12444314340317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12444314340323) 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, 13428306 + ... + 14325083.

It is an arithmetic number, because the mean of its divisors is an integer number (1152320752800).

Almost surely, 2^{12444314340321} is an apocalyptic number.

It is an amenable number.

12444314340321 is a deficient number, since it is larger than the sum of its proper divisors (5992817704479).

12444314340321 is a wasteful number, since it uses less digits than its factorization.

12444314340321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27770005 (or 27769999 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

Adding to 12444314340321 its reverse (12304341344421), we get a palindrome (24748655684742).

The spelling of 12444314340321 in words is "twelve trillion, four hundred forty-four billion, three hundred fourteen million, three hundred forty thousand, three hundred twenty-one".