12044342400040 has 32 divisors (see below), whose sum is σ = 27099899498880. Its totient is φ = 4817714009152.

The previous prime is 12044342400031. The next prime is 12044342400067. The reversal of 12044342400040 is 4000424344021.

It is a junction number, because it is equal to n+sod(n) for n = 12044342399981 and 12044342400008.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9625797 + ... + 10804843.

It is an arithmetic number, because the mean of its divisors is an integer number (846871859340).

Almost surely, 2^{12044342400040} is an apocalyptic number.

12044342400040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12044342400040 is an abundant number, since it is smaller than the sum of its proper divisors (15055557098840).

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

12044342400040 is a wasteful number, since it uses less digits than its factorization.

12044342400040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1434441 (or 1434437 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 12044342400040 its reverse (4000424344021), we get a palindrome (16044766744061).

The spelling of 12044342400040 in words is "twelve trillion, forty-four billion, three hundred forty-two million, four hundred thousand, forty".