12044331440240 has 160 divisors (see below), whose sum is σ = 32349156592896. Its totient is φ = 4121695457280.

The previous prime is 12044331440221. The next prime is 12044331440263. The reversal of 12044331440240 is 4204413344021.

It is a junction number, because it is equal to n+sod(n) for n = 12044331440197 and 12044331440206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 165765359 + ... + 165838001.

Almost surely, 2^{12044331440240} is an apocalyptic number.

12044331440240 is a gapful number since it is divisible by the number (10) 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 12044331440240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16174578296448).

12044331440240 is an abundant number, since it is smaller than the sum of its proper divisors (20304825152656).

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

12044331440240 is a wasteful number, since it uses less digits than its factorization.

12044331440240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83767 (or 83761 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 12044331440240 its reverse (4204413344021), we get a palindrome (16248744784261).

The spelling of 12044331440240 in words is "twelve trillion, forty-four billion, three hundred thirty-one million, four hundred forty thousand, two hundred forty".