66382759 has 2 divisors, whose sum is σ = 66382760. Its totient is φ = 66382758.

The previous prime is 66382741. The next prime is 66382777. The reversal of 66382759 is 95728366.

It is a balanced prime because it is at equal distance from previous prime (66382741) and next prime (66382777).

It is a cyclic number.

It is not a de Polignac number, because 66382759 - 2¹⁷ = 66251687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66382159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33191379 + 33191380.

It is an arithmetic number, because the mean of its divisors is an integer number (33191380).

Almost surely, 2^66382759 is an apocalyptic number.

66382759 is a deficient number, since it is larger than the sum of its proper divisors (1).

66382759 is an equidigital number, since it uses as much as digits as its factorization.

66382759 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 46.

The square root of 66382759 is about 8147.5615370490. The cubic root of 66382759 is about 404.9037194288.

The spelling of 66382759 in words is "sixty-six million, three hundred eighty-two thousand, seven hundred fifty-nine".