36818196907666 has 32 divisors (see below), whose sum is σ = 57815888731776. Its totient is φ = 17567989296000.

The previous prime is 36818196907649. The next prime is 36818196907669. The reversal of 36818196907666 is 66670969181863.

It is a junction number, because it is equal to n+sod(n) for n = 36818196907592 and 36818196907601.

It is not an unprimeable number, because it can be changed into a prime (36818196907669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11358670 + ... + 14235721.

It is an arithmetic number, because the mean of its divisors is an integer number (1806746522868).

Almost surely, 2^{36818196907666} is an apocalyptic number.

36818196907666 is a deficient number, since it is larger than the sum of its proper divisors (20997691824110).

36818196907666 is a wasteful number, since it uses less digits than its factorization.

36818196907666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25594818.

The product of its (nonzero) digits is 846526464, while the sum is 76.

The spelling of 36818196907666 in words is "thirty-six trillion, eight hundred eighteen billion, one hundred ninety-six million, nine hundred seven thousand, six hundred sixty-six".