12144010618944 has 140 divisors (see below), whose sum is σ = 36026299401664. Its totient is φ = 4044894610176.

The previous prime is 12144010618903. The next prime is 12144010618967. The reversal of 12144010618944 is 44981601044121.

12144010618944 is a `hidden beast` number, since 1 + 2 + 1 + 440 + 106 + 18 + 94 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 12144010618944.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5855829 + ... + 7653675.

Almost surely, 2^{12144010618944} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12144010618944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18013149700832).

12144010618944 is an abundant number, since it is smaller than the sum of its proper divisors (23882288782720).

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

12144010618944 is a wasteful number, since it uses less digits than its factorization.

12144010618944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1799174 (or 1799155 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The spelling of 12144010618944 in words is "twelve trillion, one hundred forty-four billion, ten million, six hundred eighteen thousand, nine hundred forty-four".