168856459342 has 8 divisors (see below), whose sum is σ = 253374546600. Its totient is φ = 84398277144.

The previous prime is 168856459319. The next prime is 168856459363. The reversal of 168856459342 is 243954658861.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14969217 + ... + 14980492.

It is an arithmetic number, because the mean of its divisors is an integer number (31671818325).

Almost surely, 2^168856459342 is an apocalyptic number.

168856459342 is a deficient number, since it is larger than the sum of its proper divisors (84518087258).

168856459342 is a wasteful number, since it uses less digits than its factorization.

168856459342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29952530.

The product of its digits is 49766400, while the sum is 61.

The spelling of 168856459342 in words is "one hundred sixty-eight billion, eight hundred fifty-six million, four hundred fifty-nine thousand, three hundred forty-two".