168276287166 has 16 divisors (see below), whose sum is σ = 362441234064. Its totient is φ = 51777319104.

The previous prime is 168276287149. The next prime is 168276287171. The reversal of 168276287166 is 661782672861.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1078694071 + ... + 1078694226.

It is an arithmetic number, because the mean of its divisors is an integer number (22652577129).

Almost surely, 2^168276287166 is an apocalyptic number.

168276287166 is an abundant number, since it is smaller than the sum of its proper divisors (194164946898).

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

168276287166 is a wasteful number, since it uses less digits than its factorization.

168276287166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2157388315.

The product of its digits is 16257024, while the sum is 60.

The spelling of 168276287166 in words is "one hundred sixty-eight billion, two hundred seventy-six million, two hundred eighty-seven thousand, one hundred sixty-six".