12004144412 has 24 divisors (see below), whose sum is σ = 22724666496. Its totient is φ = 5515524288.

The previous prime is 12004144409. The next prime is 12004144417. The reversal of 12004144412 is 21444140021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12004144417) 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, 506003 + ... + 529194.

It is an arithmetic number, because the mean of its divisors is an integer number (946861104).

Almost surely, 2^12004144412 is an apocalyptic number.

It is an amenable number.

12004144412 is a deficient number, since it is larger than the sum of its proper divisors (10720522084).

12004144412 is a wasteful number, since it uses less digits than its factorization.

12004144412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035437 (or 1035435 counting only the distinct ones).

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

Adding to 12004144412 its reverse (21444140021), we get a palindrome (33448284433).

The spelling of 12004144412 in words is "twelve billion, four million, one hundred forty-four thousand, four hundred twelve".