117842241717 has 8 divisors (see below), whose sum is σ = 174581098880. Its totient is φ = 78561494460.

The previous prime is 117842241683. The next prime is 117842241749. The reversal of 117842241717 is 717142248711.

117842241717 is a `hidden beast` number, since 1 + 178 + 422 + 41 + 7 + 17 = 666.

It is not a de Polignac number, because 117842241717 - 2²⁸ = 117573806261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117842241757) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2182263709 + ... + 2182263762.

It is an arithmetic number, because the mean of its divisors is an integer number (21822637360).

Almost surely, 2^117842241717 is an apocalyptic number.

It is an amenable number.

117842241717 is a deficient number, since it is larger than the sum of its proper divisors (56738857163).

117842241717 is an equidigital number, since it uses as much as digits as its factorization.

117842241717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4364527480 (or 4364527474 counting only the distinct ones).

The product of its digits is 175616, while the sum is 45.

The spelling of 117842241717 in words is "one hundred seventeen billion, eight hundred forty-two million, two hundred forty-one thousand, seven hundred seventeen".