66164714 has 64 divisors (see below), whose sum is σ = 132710400. Its totient is φ = 23950080.

The previous prime is 66164701. The next prime is 66164717. The reversal of 66164714 is 41746166.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (66164717) 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, 332387 + ... + 332585.

It is an arithmetic number, because the mean of its divisors is an integer number (2073600).

Almost surely, 2^66164714 is an apocalyptic number.

66164714 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

66164714 is a wasteful number, since it uses less digits than its factorization.

66164714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363.

The product of its digits is 24192, while the sum is 35.

The square root of 66164714 is about 8134.1695335172. The cubic root of 66164714 is about 404.4599090468.

The spelling of 66164714 in words is "sixty-six million, one hundred sixty-four thousand, seven hundred fourteen".