16805334168 has 128 divisors (see below), whose sum is σ = 56158272000. Its totient is φ = 4548804480.

The previous prime is 16805334163. The next prime is 16805334179. The reversal of 16805334168 is 86143350861.

16805334168 is a `hidden beast` number, since 16 + 8 + 0 + 533 + 41 + 68 = 666.

16805334168 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16805334163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 263763 + ... + 321218.

It is an arithmetic number, because the mean of its divisors is an integer number (438736500).

Almost surely, 2^16805334168 is an apocalyptic number.

16805334168 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

16805334168 is an abundant number, since it is smaller than the sum of its proper divisors (39352937832).

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

16805334168 is a wasteful number, since it uses less digits than its factorization.

16805334168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585022 (or 585012 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 16805334168 in words is "sixteen billion, eight hundred five million, three hundred thirty-four thousand, one hundred sixty-eight".