195560002117 has 4 divisors (see below), whose sum is σ = 198314368416. Its totient is φ = 192805635820.

The previous prime is 195560002111. The next prime is 195560002171. The reversal of 195560002117 is 711200065591.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-195560002117 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 (195560002111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1377183043 + ... + 1377183184.

It is an arithmetic number, because the mean of its divisors is an integer number (49578592104).

Almost surely, 2^195560002117 is an apocalyptic number.

It is an amenable number.

195560002117 is a deficient number, since it is larger than the sum of its proper divisors (2754366299).

195560002117 is an equidigital number, since it uses as much as digits as its factorization.

195560002117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2754366298.

The product of its (nonzero) digits is 18900, while the sum is 37.

The spelling of 195560002117 in words is "one hundred ninety-five billion, five hundred sixty million, two thousand, one hundred seventeen".