117816173575 has 18 divisors (see below), whose sum is σ = 151303451624. Its totient is φ = 91002821280.

The previous prime is 117816173561. The next prime is 117816173591. The reversal of 117816173575 is 575371618711.

It is a happy number.

It is not a de Polignac number, because 117816173575 - 2⁵ = 117816173543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2780787 + ... + 2822836.

Almost surely, 2^117816173575 is an apocalyptic number.

117816173575 is a deficient number, since it is larger than the sum of its proper divisors (33487278049).

117816173575 is an equidigital number, since it uses as much as digits as its factorization.

117816173575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5603691 (or 5603657 counting only the distinct ones).

The product of its digits is 1234800, while the sum is 52.

The spelling of 117816173575 in words is "one hundred seventeen billion, eight hundred sixteen million, one hundred seventy-three thousand, five hundred seventy-five".