195168998 has 4 divisors (see below), whose sum is σ = 292753500. Its totient is φ = 97584498.

The previous prime is 195168997. The next prime is 195169001. The reversal of 195168998 is 899861591.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195168997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48792248 + ... + 48792251.

It is an arithmetic number, because the mean of its divisors is an integer number (73188375).

Almost surely, 2^195168998 is an apocalyptic number.

195168998 is a deficient number, since it is larger than the sum of its proper divisors (97584502).

195168998 is an equidigital number, since it uses as much as digits as its factorization.

195168998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97584501.

The product of its digits is 1399680, while the sum is 56.

The square root of 195168998 is about 13970.2898323549. The cubic root of 195168998 is about 580.0564729000.

The spelling of 195168998 in words is "one hundred ninety-five million, one hundred sixty-eight thousand, nine hundred ninety-eight".