66300363 has 14 divisors (see below), whose sum is σ = 99406164. Its totient is φ = 44199756.

The previous prime is 66300361. The next prime is 66300371. The reversal of 66300363 is 36300366.

It is not a de Polignac number, because 66300363 - 2¹ = 66300361 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (66300361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 44745 + ... + 46202.

Almost surely, 2^66300363 is an apocalyptic number.

66300363 is a deficient number, since it is larger than the sum of its proper divisors (33105801).

66300363 is an frugal number, since it uses more digits than its factorization.

66300363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90965 (or 90950 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

The square root of 66300363 is about 8142.5034848012. The cubic root of 66300363 is about 404.7361244069.

The spelling of 66300363 in words is "sixty-six million, three hundred thousand, three hundred sixty-three".