3666320017 has 8 divisors (see below), whose sum is σ = 3694713120. Its totient is φ = 3637956000.

The previous prime is 3666319981. The next prime is 3666320029. The reversal of 3666320017 is 7100236663.

3666320017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3666320017 - 2⁷ = 3666319889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3666320057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 293142 + ... + 305392.

It is an arithmetic number, because the mean of its divisors is an integer number (461839140).

Almost surely, 2^3666320017 is an apocalyptic number.

It is an amenable number.

3666320017 is a deficient number, since it is larger than the sum of its proper divisors (28393103).

3666320017 is a wasteful number, since it uses less digits than its factorization.

3666320017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14543.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 3666320017 is about 60550.1446488776. The cubic root of 3666320017 is about 1541.9730735327.

The spelling of 3666320017 in words is "three billion, six hundred sixty-six million, three hundred twenty thousand, seventeen".