3666853333667 has 4 divisors (see below), whose sum is σ = 3672954587736. Its totient is φ = 3660752079600.

The previous prime is 3666853333643. The next prime is 3666853333733. The reversal of 3666853333667 is 7663333586663.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3666853333667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3666853333567) 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, 3050626133 + ... + 3050627334.

It is an arithmetic number, because the mean of its divisors is an integer number (918238646934).

Almost surely, 2^{3666853333667} is an apocalyptic number.

3666853333667 is a deficient number, since it is larger than the sum of its proper divisors (6101254069).

3666853333667 is an equidigital number, since it uses as much as digits as its factorization.

3666853333667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6101254068.

The product of its digits is 529079040, while the sum is 65.

The spelling of 3666853333667 in words is "three trillion, six hundred sixty-six billion, eight hundred fifty-three million, three hundred thirty-three thousand, six hundred sixty-seven".