168350013018 has 48 divisors (see below), whose sum is σ = 399938194656. Its totient is φ = 50756183520.

The previous prime is 168350012977. The next prime is 168350013023. The reversal of 168350013018 is 810310053861.

168350013018 is a `hidden beast` number, since 1 + 6 + 8 + 3 + 500 + 130 + 18 = 666.

168350013018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2118996 + ... + 2197007.

It is an arithmetic number, because the mean of its divisors is an integer number (8332045722).

Almost surely, 2^168350013018 is an apocalyptic number.

168350013018 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

168350013018 is an abundant number, since it is smaller than the sum of its proper divisors (231588181638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

168350013018 is a wasteful number, since it uses less digits than its factorization.

168350013018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4316219 (or 4316216 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

Adding to 168350013018 its reverse (810310053861), we get a palindrome (978660066879).

The spelling of 168350013018 in words is "one hundred sixty-eight billion, three hundred fifty million, thirteen thousand, eighteen".