66327365 has 16 divisors (see below), whose sum is σ = 86556288. Its totient is φ = 48499776.

The previous prime is 66327361. The next prime is 66327397. The reversal of 66327365 is 56372366.

66327365 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 66327365 - 2² = 66327361 is a prime.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66327361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1742 + ... + 11648.

It is an arithmetic number, because the mean of its divisors is an integer number (5409768).

Almost surely, 2^66327365 is an apocalyptic number.

66327365 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

66327365 is a deficient number, since it is larger than the sum of its proper divisors (20228923).

66327365 is a wasteful number, since it uses less digits than its factorization.

66327365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10028.

The product of its digits is 136080, while the sum is 38.

The square root of 66327365 is about 8144.1614055715. The cubic root of 66327365 is about 404.7910622737.

The spelling of 66327365 in words is "sixty-six million, three hundred twenty-seven thousand, three hundred sixty-five".