36236681666 has 16 divisors (see below), whose sum is σ = 54517816320. Its totient is φ = 18064136160.

The previous prime is 36236681651. The next prime is 36236681699. The reversal of 36236681666 is 66618663263.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1277510 + ... + 1305566.

It is an arithmetic number, because the mean of its divisors is an integer number (3407363520).

Almost surely, 2^36236681666 is an apocalyptic number.

36236681666 is a deficient number, since it is larger than the sum of its proper divisors (18281134654).

36236681666 is a wasteful number, since it uses less digits than its factorization.

36236681666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29969.

The product of its digits is 6718464, while the sum is 53.

The spelling of 36236681666 in words is "thirty-six billion, two hundred thirty-six million, six hundred eighty-one thousand, six hundred sixty-six".