8666330073 has 16 divisors (see below), whose sum is σ = 11783378880. Its totient is φ = 5664531456.

The previous prime is 8666330017. The next prime is 8666330083. The reversal of 8666330073 is 3700336668.

It is not a de Polignac number, because 8666330073 - 2⁶ = 8666330009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8666330083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108028 + ... + 170301.

It is an arithmetic number, because the mean of its divisors is an integer number (736461180).

Almost surely, 2^8666330073 is an apocalyptic number.

It is an amenable number.

8666330073 is a deficient number, since it is larger than the sum of its proper divisors (3117048807).

8666330073 is a wasteful number, since it uses less digits than its factorization.

8666330073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278536.

The product of its (nonzero) digits is 326592, while the sum is 42.

The square root of 8666330073 is about 93093.1258095892. The cubic root of 8666330073 is about 2054.0534569694.

The spelling of 8666330073 in words is "eight billion, six hundred sixty-six million, three hundred thirty thousand, seventy-three".