12444012003344 has 40 divisors (see below), whose sum is σ = 25382251176000. Its totient is φ = 5893831472256.

The previous prime is 12444012003331. The next prime is 12444012003347. The reversal of 12444012003344 is 44330021044421.

It is a self number, because there is not a number n which added to its sum of digits gives 12444012003344.

It is not an unprimeable number, because it can be changed into a prime (12444012003347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134237 + ... + 4990595.

It is an arithmetic number, because the mean of its divisors is an integer number (634556279400).

Almost surely, 2^{12444012003344} is an apocalyptic number.

It is an amenable number.

12444012003344 is an abundant number, since it is smaller than the sum of its proper divisors (12938239172656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12444012003344 is a wasteful number, since it uses less digits than its factorization.

12444012003344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4864815 (or 4864809 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 12444012003344 its reverse (44330021044421), we get a palindrome (56774033047765).

The spelling of 12444012003344 in words is "twelve trillion, four hundred forty-four billion, twelve million, three thousand, three hundred forty-four".