66286063 has 2 divisors, whose sum is σ = 66286064. Its totient is φ = 66286062.

The previous prime is 66286049. The next prime is 66286109. The reversal of 66286063 is 36068266.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 66286063 - 2⁹ = 66285551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66286963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33143031 + 33143032.

It is an arithmetic number, because the mean of its divisors is an integer number (33143032).

Almost surely, 2^66286063 is an apocalyptic number.

66286063 is a deficient number, since it is larger than the sum of its proper divisors (1).

66286063 is an equidigital number, since it uses as much as digits as its factorization.

66286063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 37.

The square root of 66286063 is about 8141.6253291342. The cubic root of 66286063 is about 404.7070237983.

The spelling of 66286063 in words is "sixty-six million, two hundred eighty-six thousand, sixty-three".