168439070508 has 24 divisors (see below), whose sum is σ = 393184397760. Its totient is φ = 56123514000.

The previous prime is 168439070479. The next prime is 168439070509. The reversal of 168439070508 is 805070934861.

168439070508 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (168439070509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2824618 + ... + 2883633.

It is an arithmetic number, because the mean of its divisors is an integer number (16382683240).

Almost surely, 2^168439070508 is an apocalyptic number.

It is an amenable number.

168439070508 is an abundant number, since it is smaller than the sum of its proper divisors (224745327252).

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

168439070508 is a wasteful number, since it uses less digits than its factorization.

168439070508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5710717 (or 5710715 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 51.

The spelling of 168439070508 in words is "one hundred sixty-eight billion, four hundred thirty-nine million, seventy thousand, five hundred eight".