66014666 has 8 divisors (see below), whose sum is σ = 99174240. Its totient is φ = 32956588.

The previous prime is 66014647. The next prime is 66014671. The reversal of 66014666 is 66641066.

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

It is a super-2 number, since 2×66014666² = 8715872254183112, which contains 22 as substring.

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, 23726 + ... + 26361.

It is an arithmetic number, because the mean of its divisors is an integer number (12396780).

Almost surely, 2^66014666 is an apocalyptic number.

66014666 is a deficient number, since it is larger than the sum of its proper divisors (33159574).

66014666 is a wasteful number, since it uses less digits than its factorization.

66014666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50748.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 66014666 is about 8124.9409844011. The cubic root of 66014666 is about 404.1539335959.

The spelling of 66014666 in words is "sixty-six million, fourteen thousand, six hundred sixty-six".