36666703336667 has 4 divisors (see below), whose sum is σ = 36741380940696. Its totient is φ = 36592025732640.

The previous prime is 36666703336609. The next prime is 36666703336691. The reversal of 36666703336667 is 76663330766663.

It is a happy number.

36666703336667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 36666703336667 - 2¹⁴ = 36666703320283 is a prime.

It is a super-2 number, since 2×36666703336667² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36666703336597 and 36666703336606.

It is not an unprimeable number, because it can be changed into a prime (36666703336267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37338801278 + ... + 37338802259.

It is an arithmetic number, because the mean of its divisors is an integer number (9185345235174).

Almost surely, 2^{36666703336667} is an apocalyptic number.

36666703336667 is a deficient number, since it is larger than the sum of its proper divisors (74677604029).

36666703336667 is an equidigital number, since it uses as much as digits as its factorization.

36666703336667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74677604028.

The product of its (nonzero) digits is 1111065984, while the sum is 68.

The spelling of 36666703336667 in words is "thirty-six trillion, six hundred sixty-six billion, seven hundred three million, three hundred thirty-six thousand, six hundred sixty-seven".