168518852 has 12 divisors (see below), whose sum is σ = 304421376. Its totient is φ = 81541320.

The previous prime is 168518843. The next prime is 168518863. The reversal of 168518852 is 258815861.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679388 + ... + 679635.

It is an arithmetic number, because the mean of its divisors is an integer number (25368448).

Almost surely, 2^168518852 is an apocalyptic number.

It is an amenable number.

168518852 is a deficient number, since it is larger than the sum of its proper divisors (135902524).

168518852 is a wasteful number, since it uses less digits than its factorization.

168518852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1359058 (or 1359056 counting only the distinct ones).

The product of its digits is 153600, while the sum is 44.

The square root of 168518852 is about 12981.4811173456. The cubic root of 168518852 is about 552.3522964642.

The spelling of 168518852 in words is "one hundred sixty-eight million, five hundred eighteen thousand, eight hundred fifty-two".