3366668666867 has 4 divisors (see below), whose sum is σ = 3672729454776. Its totient is φ = 3060607878960.

The previous prime is 3366668666863. The next prime is 3366668666909. The reversal of 3366668666867 is 7686668666633.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3366668666867 - 2² = 3366668666863 is a prime.

It is a super-2 number, since 2×3366668666867² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3366668666863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153030393938 + ... + 153030393959.

It is an arithmetic number, because the mean of its divisors is an integer number (918182363694).

Almost surely, 2^{3366668666867} is an apocalyptic number.

3366668666867 is a deficient number, since it is larger than the sum of its proper divisors (306060787909).

3366668666867 is a wasteful number, since it uses less digits than its factorization.

3366668666867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306060787908.

The product of its digits is 6772211712, while the sum is 77.

The spelling of 3366668666867 in words is "three trillion, three hundred sixty-six billion, six hundred sixty-eight million, six hundred sixty-six thousand, eight hundred sixty-seven".