12384444875716 has 27 divisors (see below), whose sum is σ = 21707036990247. Its totient is φ = 6182449747200.

The previous prime is 12384444875669. The next prime is 12384444875723. The reversal of 12384444875716 is 61757844448321.

The square root of 12384444875716 is 3519154.

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

It can be written as a sum of positive squares in 4 ways, for example, as 154708488900 + 12229736386816 = 393330^2 + 3497104^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6876426016 + ... + 6876427816.

Almost surely, 2^{12384444875716} is an apocalyptic number.

12384444875716 is the 3519154-th square number.

It is an amenable number.

12384444875716 is a deficient number, since it is larger than the sum of its proper divisors (9322592114531).

12384444875716 is an frugal number, since it uses more digits than its factorization.

12384444875716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5560 (or 2780 counting only the distinct ones).

The product of its digits is 144506880, while the sum is 64.

Multiplying 12384444875716 by its sum of digits (64), we get a square (792604472045824 = 28153232²).

The spelling of 12384444875716 in words is "twelve trillion, three hundred eighty-four billion, four hundred forty-four million, eight hundred seventy-five thousand, seven hundred sixteen".