366836718666 has 64 divisors (see below), whose sum is σ = 825297984000. Its totient is φ = 107751109440.

The previous prime is 366836718571. The next prime is 366836718757. The reversal of 366836718666 is 666817638663.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a junction number, because it is equal to n+sod(n) for n = 366836718597 and 366836718606.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 341416 + ... + 922083.

It is an arithmetic number, because the mean of its divisors is an integer number (12895281000).

Almost surely, 2^366836718666 is an apocalyptic number.

366836718666 is an abundant number, since it is smaller than the sum of its proper divisors (458461265334).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

366836718666 is a wasteful number, since it uses less digits than its factorization.

366836718666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263651.

The product of its digits is 188116992, while the sum is 66.

The spelling of 366836718666 in words is "three hundred sixty-six billion, eight hundred thirty-six million, seven hundred eighteen thousand, six hundred sixty-six".