6165680666003 has 8 divisors (see below), whose sum is σ = 6529053592320. Its totient is φ = 5806194081480.

The previous prime is 6165680665993. The next prime is 6165680666023. The reversal of 6165680666003 is 3006660865616.

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 6165680666003 - 2²² = 6165676471699 is a prime.

It is a super-3 number, since 3×6165680666003³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6165680666023) 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, 971582183 + ... + 971588528.

It is an arithmetic number, because the mean of its divisors is an integer number (816131699040).

Almost surely, 2^{6165680666003} is an apocalyptic number.

6165680666003 is a deficient number, since it is larger than the sum of its proper divisors (363372926317).

6165680666003 is a wasteful number, since it uses less digits than its factorization.

6165680666003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1943170897.

The product of its (nonzero) digits is 5598720, while the sum is 53.

The spelling of 6165680666003 in words is "six trillion, one hundred sixty-five billion, six hundred eighty million, six hundred sixty-six thousand, three".