195291694475 has 6 divisors (see below), whose sum is σ = 242161701180. Its totient is φ = 156233355560.

The previous prime is 195291694397. The next prime is 195291694519. The reversal of 195291694475 is 574496192591.

195291694475 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 195291694475 - 2¹⁰ = 195291693451 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3905833865 + ... + 3905833914.

It is an arithmetic number, because the mean of its divisors is an integer number (40360283530).

Almost surely, 2^195291694475 is an apocalyptic number.

195291694475 is a deficient number, since it is larger than the sum of its proper divisors (46870006705).

195291694475 is an equidigital number, since it uses as much as digits as its factorization.

195291694475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7811667789 (or 7811667784 counting only the distinct ones).

The product of its digits is 24494400, while the sum is 62.

The spelling of 195291694475 in words is "one hundred ninety-five billion, two hundred ninety-one million, six hundred ninety-four thousand, four hundred seventy-five".