195659320138692 has 24 divisors (see below), whose sum is σ = 480566751218400. Its totient is φ = 61787153727936.

The previous prime is 195659320138687. The next prime is 195659320138721. The reversal of 195659320138692 is 296831023956591.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 429077456217 + ... + 429077456672.

It is an arithmetic number, because the mean of its divisors is an integer number (20023614634100).

Almost surely, 2^{195659320138692} is an apocalyptic number.

195659320138692 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

195659320138692 is an abundant number, since it is smaller than the sum of its proper divisors (284907431079708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

195659320138692 is a wasteful number, since it uses less digits than its factorization.

195659320138692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858154912915 (or 858154912913 counting only the distinct ones).

The product of its (nonzero) digits is 188956800, while the sum is 69.

The spelling of 195659320138692 in words is "one hundred ninety-five trillion, six hundred fifty-nine billion, three hundred twenty million, one hundred thirty-eight thousand, six hundred ninety-two".