66663014 has 24 divisors (see below), whose sum is σ = 112269024. Its totient is φ = 29651600.

The previous prime is 66663013. The next prime is 66663017. The reversal of 66663014 is 41036666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66663013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8444 + ... + 14304.

It is an arithmetic number, because the mean of its divisors is an integer number (4677876).

Almost surely, 2^66663014 is an apocalyptic number.

66663014 is a deficient number, since it is larger than the sum of its proper divisors (45606010).

66663014 is a wasteful number, since it uses less digits than its factorization.

66663014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5932 (or 5921 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 66663014 is about 8164.7421269750. The cubic root of 66663014 is about 405.4727274841.

The spelling of 66663014 in words is "sixty-six million, six hundred sixty-three thousand, fourteen".