12004441404 has 48 divisors (see below), whose sum is σ = 29743676928. Its totient is φ = 3755223808.

The previous prime is 12004441403. The next prime is 12004441459. The reversal of 12004441404 is 40414440021.

It is a happy number.

It is a super-2 number, since 2×12004441404² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12004441403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14004 + ... + 155579.

It is an arithmetic number, because the mean of its divisors is an integer number (619659936).

Almost surely, 2^12004441404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12004441404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14871838464).

12004441404 is an abundant number, since it is smaller than the sum of its proper divisors (17739235524).

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

12004441404 is a wasteful number, since it uses less digits than its factorization.

12004441404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169954 (or 169952 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 12004441404 its reverse (40414440021), we get a palindrome (52418881425).

The spelling of 12004441404 in words is "twelve billion, four million, four hundred forty-one thousand, four hundred four".