195868658797 has 16 divisors (see below), whose sum is σ = 226624390272. Its totient is φ = 165807936000.

The previous prime is 195868658773. The next prime is 195868658833. The reversal of 195868658797 is 797856868591.

It is not a de Polignac number, because 195868658797 - 2¹⁹ = 195868134509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195868658717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1687413 + ... + 1799749.

It is an arithmetic number, because the mean of its divisors is an integer number (14164024392).

Almost surely, 2^195868658797 is an apocalyptic number.

It is an amenable number.

195868658797 is a deficient number, since it is larger than the sum of its proper divisors (30755731475).

195868658797 is a wasteful number, since it uses less digits than its factorization.

195868658797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115428.

The product of its digits is 1828915200, while the sum is 79.

The spelling of 195868658797 in words is "one hundred ninety-five billion, eight hundred sixty-eight million, six hundred fifty-eight thousand, seven hundred ninety-seven".