3666668073009 has 8 divisors (see below), whose sum is σ = 4888908400032. Its totient is φ = 2444436564000.

The previous prime is 3666668072911. The next prime is 3666668073031. The reversal of 3666668073009 is 9003708666663.

It is a happy number.

3666668073009 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 not a de Polignac number, because 3666668073009 - 2²⁵ = 3666634518577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3666668073049) 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, 1164124 + ... + 2947629.

It is an arithmetic number, because the mean of its divisors is an integer number (611113550004).

Almost surely, 2^{3666668073009} is an apocalyptic number.

It is an amenable number.

3666668073009 is a deficient number, since it is larger than the sum of its proper divisors (1222240327023).

3666668073009 is a wasteful number, since it uses less digits than its factorization.

3666668073009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4409007.

The product of its (nonzero) digits is 35271936, while the sum is 60.

The spelling of 3666668073009 in words is "three trillion, six hundred sixty-six billion, six hundred sixty-eight million, seventy-three thousand, nine".