36666833366687 has 2 divisors, whose sum is σ = 36666833366688. Its totient is φ = 36666833366686.

The previous prime is 36666833366659. The next prime is 36666833366693. The reversal of 36666833366687 is 78666333866663.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 36666833366687 - 2²⁰ = 36666832318111 is a prime.

It is a super-3 number, since 3×36666833366687³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36666833366627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18333416683343 + 18333416683344.

It is an arithmetic number, because the mean of its divisors is an integer number (18333416683344).

Almost surely, 2^{36666833366687} is an apocalyptic number.

36666833366687 is a deficient number, since it is larger than the sum of its proper divisors (1).

36666833366687 is an equidigital number, since it uses as much as digits as its factorization.

36666833366687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10158317568, while the sum is 77.

The spelling of 36666833366687 in words is "thirty-six trillion, six hundred sixty-six billion, eight hundred thirty-three million, three hundred sixty-six thousand, six hundred eighty-seven".