195471166 has 16 divisors (see below), whose sum is σ = 320100480. Its totient is φ = 88784280.

The previous prime is 195471137. The next prime is 195471179. The reversal of 195471166 is 661174591.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38695 + ... + 43453.

It is an arithmetic number, because the mean of its divisors is an integer number (20006280).

Almost surely, 2^195471166 is an apocalyptic number.

195471166 is a deficient number, since it is larger than the sum of its proper divisors (124629314).

195471166 is a wasteful number, since it uses less digits than its factorization.

195471166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6639.

The product of its digits is 45360, while the sum is 40.

The square root of 195471166 is about 13981.1003143529. The cubic root of 195471166 is about 580.3556736410.

The spelling of 195471166 in words is "one hundred ninety-five million, four hundred seventy-one thousand, one hundred sixty-six".