198294765163 has 8 divisors (see below), whose sum is σ = 216325177920. Its totient is φ = 180264955080.

The previous prime is 198294765127. The next prime is 198294765239. The reversal of 198294765163 is 361567492891.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 198294765163 - 2²⁵ = 198261210731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (198294705163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 795868 + ... + 1014886.

It is an arithmetic number, because the mean of its divisors is an integer number (27040647240).

Almost surely, 2^198294765163 is an apocalyptic number.

198294765163 is a deficient number, since it is larger than the sum of its proper divisors (18030412757).

198294765163 is a wasteful number, since it uses less digits than its factorization.

198294765163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301337.

The product of its digits is 19595520, while the sum is 61.

The spelling of 198294765163 in words is "one hundred ninety-eight billion, two hundred ninety-four million, seven hundred sixty-five thousand, one hundred sixty-three".