12044043984 has 240 divisors, whose sum is σ = 37132670976. Its totient is φ = 3353011200.

The previous prime is 12044043983. The next prime is 12044044003. The reversal of 12044043984 is 48934044021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12044043983) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18220614 + ... + 18221274.

Almost surely, 2^12044043984 is an apocalyptic number.

12044043984 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12044043984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18566335488).

12044043984 is an abundant number, since it is smaller than the sum of its proper divisors (25088626992).

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

12044043984 is a wasteful number, since it uses less digits than its factorization.

12044043984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874 (or 861 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 39.

The spelling of 12044043984 in words is "twelve billion, forty-four million, forty-three thousand, nine hundred eighty-four".