166504316 has 12 divisors (see below), whose sum is σ = 317871960. Its totient is φ = 75683760.

The previous prime is 166504279. The next prime is 166504343. The reversal of 166504316 is 613405661.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1892051 + ... + 1892138.

It is an arithmetic number, because the mean of its divisors is an integer number (26489330).

Almost surely, 2^166504316 is an apocalyptic number.

It is an amenable number.

166504316 is a deficient number, since it is larger than the sum of its proper divisors (151367644).

166504316 is a wasteful number, since it uses less digits than its factorization.

166504316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3784204 (or 3784202 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 166504316 is about 12903.6551410831. The cubic root of 166504316 is about 550.1424600667.

Adding to 166504316 its reverse (613405661), we get a palindrome (779909977).

The spelling of 166504316 in words is "one hundred sixty-six million, five hundred four thousand, three hundred sixteen".