11539848753909 has 12 divisors (see below), whose sum is σ = 19049909054176. Its totient is φ = 6594199287912.

The previous prime is 11539848753907. The next prime is 11539848753931. The reversal of 11539848753909 is 90935784893511.

11539848753909 is a `hidden beast` number, since 1 + 1 + 5 + 3 + 9 + 8 + 4 + 87 + 539 + 0 + 9 = 666.

It is not a de Polignac number, because 11539848753909 - 2¹ = 11539848753907 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11539848753907) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91586101159 + ... + 91586101284.

Almost surely, 2^{11539848753909} is an apocalyptic number.

It is an amenable number.

11539848753909 is a deficient number, since it is larger than the sum of its proper divisors (7510060300267).

11539848753909 is a wasteful number, since it uses less digits than its factorization.

11539848753909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183172202456 (or 183172202453 counting only the distinct ones).

The product of its (nonzero) digits is 293932800, while the sum is 72.

The spelling of 11539848753909 in words is "eleven trillion, five hundred thirty-nine billion, eight hundred forty-eight million, seven hundred fifty-three thousand, nine hundred nine".