36738505666689 has 8 divisors (see below), whose sum is σ = 48984899816160. Its totient is φ = 24492224314176.

The previous prime is 36738505666637. The next prime is 36738505666703. The reversal of 36738505666689 is 98666650583763.

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

It is not a de Polignac number, because 36738505666689 - 2⁷ = 36738505666561 is a prime.

It is a Smith number, since the sum of its digits (78) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (36738505666609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27436312 + ... + 28744185.

It is an arithmetic number, because the mean of its divisors is an integer number (6123112477020).

Almost surely, 2^{36738505666689} is an apocalyptic number.

It is an amenable number.

36738505666689 is a deficient number, since it is larger than the sum of its proper divisors (12246394149471).

36738505666689 is a wasteful number, since it uses less digits than its factorization.

36738505666689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56398479.

The product of its (nonzero) digits is 7054387200, while the sum is 78.

The spelling of 36738505666689 in words is "thirty-six trillion, seven hundred thirty-eight billion, five hundred five million, six hundred sixty-six thousand, six hundred eighty-nine".