168231034279 has 16 divisors (see below), whose sum is σ = 209940374016. Its totient is φ = 130965501600.

The previous prime is 168231034207. The next prime is 168231034337. The reversal of 168231034279 is 972430132861.

It is a cyclic number.

It is not a de Polignac number, because 168231034279 - 2¹⁵ = 168231001511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168231034579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 947907 + ... + 1111300.

It is an arithmetic number, because the mean of its divisors is an integer number (13121273376).

Almost surely, 2^168231034279 is an apocalyptic number.

168231034279 is a deficient number, since it is larger than the sum of its proper divisors (41709339737).

168231034279 is a wasteful number, since it uses less digits than its factorization.

168231034279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2060286.

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 168231034279 in words is "one hundred sixty-eight billion, two hundred thirty-one million, thirty-four thousand, two hundred seventy-nine".