66200867 has 2 divisors, whose sum is σ = 66200868. Its totient is φ = 66200866.

The previous prime is 66200861. The next prime is 66200899. The reversal of 66200867 is 76800266.

66200867 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 66200867 - 2⁶ = 66200803 is a prime.

It is not a weakly prime, because it can be changed into another prime (66200861) 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 as a sum of consecutive naturals, namely, 33100433 + 33100434.

It is an arithmetic number, because the mean of its divisors is an integer number (33100434).

Almost surely, 2^66200867 is an apocalyptic number.

66200867 is a deficient number, since it is larger than the sum of its proper divisors (1).

66200867 is an equidigital number, since it uses as much as digits as its factorization.

66200867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 66200867 is about 8136.3915220446. The cubic root of 66200867 is about 404.5335624880.

The spelling of 66200867 in words is "sixty-six million, two hundred thousand, eight hundred sixty-seven".