168501675850 has 12 divisors (see below), whose sum is σ = 313413117174. Its totient is φ = 67400670320.

The previous prime is 168501675829. The next prime is 168501675851. The reversal of 168501675850 is 58576105861.

It is a happy number.

168501675850 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 140206062481 + 28295613369 = 374441^2 + 168213^2 .

It is not an unprimeable number, because it can be changed into a prime (168501675851) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1685016709 + ... + 1685016808.

Almost surely, 2^168501675850 is an apocalyptic number.

168501675850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

168501675850 is a deficient number, since it is larger than the sum of its proper divisors (144911441324).

168501675850 is a wasteful number, since it uses less digits than its factorization.

168501675850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3370033529 (or 3370033524 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 52.

The spelling of 168501675850 in words is "one hundred sixty-eight billion, five hundred one million, six hundred seventy-five thousand, eight hundred fifty".