8666402113 has 16 divisors (see below), whose sum is σ = 9331096320. Its totient is φ = 8023781376.

The previous prime is 8666402111. The next prime is 8666402119. The reversal of 8666402113 is 3112046668.

It is a happy number.

8666402113 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 8666402113 - 2¹ = 8666402111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8666402111) 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 in 15 ways as a sum of consecutive naturals, for example, 242056 + ... + 275542.

It is an arithmetic number, because the mean of its divisors is an integer number (583193520).

Almost surely, 2^8666402113 is an apocalyptic number.

It is an amenable number.

8666402113 is a deficient number, since it is larger than the sum of its proper divisors (664694207).

8666402113 is a wasteful number, since it uses less digits than its factorization.

8666402113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33816.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 8666402113 is about 93093.5127331652. The cubic root of 8666402113 is about 2054.0591484828.

The spelling of 8666402113 in words is "eight billion, six hundred sixty-six million, four hundred two thousand, one hundred thirteen".