66353714 has 16 divisors (see below), whose sum is σ = 114451008. Its totient is φ = 28261872.

The previous prime is 66353699. The next prime is 66353717. The reversal of 66353714 is 41735366.

It is not an unprimeable number, because it can be changed into a prime (66353717) 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, 12257 + ... + 16820.

It is an arithmetic number, because the mean of its divisors is an integer number (7153188).

Almost surely, 2^66353714 is an apocalyptic number.

66353714 is a deficient number, since it is larger than the sum of its proper divisors (48097294).

66353714 is a wasteful number, since it uses less digits than its factorization.

66353714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29249.

The product of its digits is 45360, while the sum is 35.

The square root of 66353714 is about 8145.7789068940. The cubic root of 66353714 is about 404.8446571846.

The spelling of 66353714 in words is "sixty-six million, three hundred fifty-three thousand, seven hundred fourteen".