168500163 has 8 divisors (see below), whose sum is σ = 241949008. Its totient is φ = 103692384.

The previous prime is 168500147. The next prime is 168500203. The reversal of 168500163 is 361005861.

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

It is not a de Polignac number, because 168500163 - 2⁴ = 168500147 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 168500163.

It is not an unprimeable number, because it can be changed into a prime (168500263) 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 in 7 ways as a sum of consecutive naturals, for example, 2160220 + ... + 2160297.

It is an arithmetic number, because the mean of its divisors is an integer number (30243626).

Almost surely, 2^168500163 is an apocalyptic number.

168500163 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

168500163 is a deficient number, since it is larger than the sum of its proper divisors (73448845).

168500163 is a wasteful number, since it uses less digits than its factorization.

168500163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4320533.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 168500163 is about 12980.7612642711. The cubic root of 168500163 is about 552.3318768028.

The spelling of 168500163 in words is "one hundred sixty-eight million, five hundred thousand, one hundred sixty-three".