12044515072240 has 80 divisors (see below), whose sum is σ = 32748276261888. Its totient is φ = 4033512016128.

The previous prime is 12044515072223. The next prime is 12044515072243. The reversal of 12044515072240 is 4227051544021.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 12044515072240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12044515072243) 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, 250069672 + ... + 250117831.

Almost surely, 2^{12044515072240} is an apocalyptic number.

12044515072240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12044515072240 is an abundant number, since it is smaller than the sum of its proper divisors (20703761189648).

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

12044515072240 is a wasteful number, since it uses less digits than its factorization.

12044515072240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500187566 (or 500187560 counting only the distinct ones).

The product of its (nonzero) digits is 89600, while the sum is 37.

The spelling of 12044515072240 in words is "twelve trillion, forty-four billion, five hundred fifteen million, seventy-two thousand, two hundred forty".