168334745 has 16 divisors (see below), whose sum is σ = 203977920. Its totient is φ = 133358400.

The previous prime is 168334739. The next prime is 168334783. The reversal of 168334745 is 547433861.

It is not a de Polignac number, because 168334745 - 2¹⁰ = 168333721 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 399635 + ... + 400055.

It is an arithmetic number, because the mean of its divisors is an integer number (12748620).

Almost surely, 2^168334745 is an apocalyptic number.

It is an amenable number.

168334745 is a deficient number, since it is larger than the sum of its proper divisors (35643175).

168334745 is a wasteful number, since it uses less digits than its factorization.

168334745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016.

The product of its digits is 241920, while the sum is 41.

The square root of 168334745 is about 12974.3880395185. The cubic root of 168334745 is about 552.1510747050.

The spelling of 168334745 in words is "one hundred sixty-eight million, three hundred thirty-four thousand, seven hundred forty-five".