168066194 has 16 divisors (see below), whose sum is σ = 261360000. Its totient is φ = 80958864.

The previous prime is 168066187. The next prime is 168066277. The reversal of 168066194 is 491660861.

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 7 ways as a sum of consecutive naturals, for example, 26039 + ... + 31845.

It is an arithmetic number, because the mean of its divisors is an integer number (16335000).

Almost surely, 2^168066194 is an apocalyptic number.

168066194 is a deficient number, since it is larger than the sum of its proper divisors (93293806).

168066194 is a wasteful number, since it uses less digits than its factorization.

168066194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6337.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 168066194 is about 12964.0346343258. The cubic root of 168066194 is about 551.8572956916.

The spelling of 168066194 in words is "one hundred sixty-eight million, sixty-six thousand, one hundred ninety-four".