66506114 has 8 divisors (see below), whose sum is σ = 99807120. Its totient is φ = 33237076.

The previous prime is 66506113. The next prime is 66506117. The reversal of 66506114 is 41160566.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (66506113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1844 + ... + 11679.

It is an arithmetic number, because the mean of its divisors is an integer number (12475890).

Almost surely, 2^66506114 is an apocalyptic number.

66506114 is a deficient number, since it is larger than the sum of its proper divisors (33301006).

66506114 is a wasteful number, since it uses less digits than its factorization.

66506114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15984.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 66506114 is about 8155.1280799262. The cubic root of 66506114 is about 405.1543668017.

The spelling of 66506114 in words is "sixty-six million, five hundred six thousand, one hundred fourteen".