66306014 has 16 divisors (see below), whose sum is σ = 101582208. Its totient is φ = 32451672.

The previous prime is 66306013. The next prime is 66306017. The reversal of 66306014 is 41060366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66306011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20897 + ... + 23859.

It is an arithmetic number, because the mean of its divisors is an integer number (6348888).

Almost surely, 2^66306014 is an apocalyptic number.

66306014 is a deficient number, since it is larger than the sum of its proper divisors (35276194).

66306014 is a wasteful number, since it uses less digits than its factorization.

66306014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3199.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 66306014 is about 8142.8504837066. The cubic root of 66306014 is about 404.7476230813.

The spelling of 66306014 in words is "sixty-six million, three hundred six thousand, fourteen".