12004040444 has 24 divisors (see below), whose sum is σ = 22920422448. Its totient is φ = 5455520640.

The previous prime is 12004040429. The next prime is 12004040453. The reversal of 12004040444 is 44404040021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321872 + ... + 357224.

It is an arithmetic number, because the mean of its divisors is an integer number (955017602).

Almost surely, 2^12004040444 is an apocalyptic number.

It is an amenable number.

12004040444 is a deficient number, since it is larger than the sum of its proper divisors (10916382004).

12004040444 is a wasteful number, since it uses less digits than its factorization.

12004040444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43085 (or 43083 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 12004040444 its reverse (44404040021), we get a palindrome (56408080465).

The spelling of 12004040444 in words is "twelve billion, four million, forty thousand, four hundred forty-four".