66590014 has 8 divisors (see below), whose sum is σ = 104227920. Its totient is φ = 31847376.

The previous prime is 66590009. The next prime is 66590033. The reversal of 66590014 is 41009566.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 723759 + ... + 723850.

It is an arithmetic number, because the mean of its divisors is an integer number (13028490).

Almost surely, 2^66590014 is an apocalyptic number.

66590014 is a deficient number, since it is larger than the sum of its proper divisors (37637906).

66590014 is a wasteful number, since it uses less digits than its factorization.

66590014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1447634.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 66590014 is about 8160.2704612041. The cubic root of 66590014 is about 405.3246677715.

The spelling of 66590014 in words is "sixty-six million, five hundred ninety thousand, fourteen".