36664812806 has 8 divisors (see below), whose sum is σ = 55040290560. Its totient is φ = 18318049288.

The previous prime is 36664812803. The next prime is 36664812809. The reversal of 36664812806 is 60821846663.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (36664812803) and next prime (36664812809).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36664812803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7175366 + ... + 7180473.

It is an arithmetic number, because the mean of its divisors is an integer number (6880036320).

Almost surely, 2^36664812806 is an apocalyptic number.

36664812806 is a deficient number, since it is larger than the sum of its proper divisors (18375477754).

36664812806 is a wasteful number, since it uses less digits than its factorization.

36664812806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14357118.

The product of its (nonzero) digits is 1990656, while the sum is 50.

The spelling of 36664812806 in words is "thirty-six billion, six hundred sixty-four million, eight hundred twelve thousand, eight hundred six".