117220238192617 has 6 divisors (see below), whose sum is σ = 136358236264938. Its totient is φ = 100474489879344.

The previous prime is 117220238192587. The next prime is 117220238192657. The reversal of 117220238192617 is 716291832022711.

It can be written as a sum of positive squares in only one way, i.e., 117057057742681 + 163180449936 = 10819291^2 + 403956^2 .

It is not a de Polignac number, because 117220238192617 - 2²³ = 117220229804009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117220238192657) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1196124879468 + ... + 1196124879565.

It is an arithmetic number, because the mean of its divisors is an integer number (22726372710823).

Almost surely, 2^{117220238192617} is an apocalyptic number.

It is an amenable number.

117220238192617 is a deficient number, since it is larger than the sum of its proper divisors (19137998072321).

117220238192617 is an equidigital number, since it uses as much as digits as its factorization.

117220238192617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2392249759047 (or 2392249759040 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 52.

The spelling of 117220238192617 in words is "one hundred seventeen trillion, two hundred twenty billion, two hundred thirty-eight million, one hundred ninety-two thousand, six hundred seventeen".