1317159324144 has 50 divisors (see below), whose sum is σ = 3812241226640. Its totient is φ = 439053107616.

The previous prime is 1317159324139. The next prime is 1317159324191. The reversal of 1317159324144 is 4414239517131.

1317159324144 is a `hidden beast` number, since 1 + 3 + 17 + 1 + 593 + 2 + 4 + 1 + 44 = 666.

It is a super-2 number, since 2×1317159324144² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1317159324144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 508162024 + ... + 508164615.

Almost surely, 2^{1317159324144} is an apocalyptic number.

It is an amenable number.

1317159324144 is an abundant number, since it is smaller than the sum of its proper divisors (2495081902496).

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

1317159324144 is a wasteful number, since it uses less digits than its factorization.

1317159324144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016326659 (or 1016326644 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The spelling of 1317159324144 in words is "one trillion, three hundred seventeen billion, one hundred fifty-nine million, three hundred twenty-four thousand, one hundred forty-four".