66882107 has 2 divisors, whose sum is σ = 66882108. Its totient is φ = 66882106.

The previous prime is 66882103. The next prime is 66882119. The reversal of 66882107 is 70128866.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 66882107 - 2² = 66882103 is a prime.

It is not a weakly prime, because it can be changed into another prime (66882103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33441053 + 33441054.

It is an arithmetic number, because the mean of its divisors is an integer number (33441054).

Almost surely, 2^66882107 is an apocalyptic number.

66882107 is a deficient number, since it is larger than the sum of its proper divisors (1).

66882107 is an equidigital number, since it uses as much as digits as its factorization.

66882107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 66882107 is about 8178.1481400131. The cubic root of 66882107 is about 405.9164472519.

The spelling of 66882107 in words is "sixty-six million, eight hundred eighty-two thousand, one hundred seven".