12044442040 has 16 divisors (see below), whose sum is σ = 27099994680. Its totient is φ = 4817776800.

The previous prime is 12044442031. The next prime is 12044442041. The reversal of 12044442040 is 4024444021.

It is a junction number, because it is equal to n+sod(n) for n = 12044441996 and 12044442014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12044442041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150555486 + ... + 150555565.

Almost surely, 2^12044442040 is an apocalyptic number.

12044442040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12044442040 is an abundant number, since it is smaller than the sum of its proper divisors (15055552640).

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

12044442040 is a wasteful number, since it uses less digits than its factorization.

12044442040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301111062 (or 301111058 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 12044442040 its reverse (4024444021), we get a palindrome (16068886061).

The spelling of 12044442040 in words is "twelve billion, forty-four million, four hundred forty-two thousand, forty".