12004211444 has 24 divisors (see below), whose sum is σ = 21696843168. Its totient is φ = 5807723040.

The previous prime is 12004211413. The next prime is 12004211467. The reversal of 12004211444 is 44411240021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307727 + ... + 344534.

It is an arithmetic number, because the mean of its divisors is an integer number (904035132).

Almost surely, 2^12004211444 is an apocalyptic number.

It is an amenable number.

12004211444 is a deficient number, since it is larger than the sum of its proper divisors (9692631724).

12004211444 is a wasteful number, since it uses less digits than its factorization.

12004211444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652415 (or 652413 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 12004211444 its reverse (44411240021), we get a palindrome (56415451465).

The spelling of 12004211444 in words is "twelve billion, four million, two hundred eleven thousand, four hundred forty-four".