36666833517 has 24 divisors (see below), whose sum is σ = 57815590560. Its totient is φ = 23157997200.

The previous prime is 36666833453. The next prime is 36666833531. The reversal of 36666833517 is 71533866663.

It is a happy number.

It is not a de Polignac number, because 36666833517 - 2⁶ = 36666833453 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36666833587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3966234 + ... + 3975467.

It is an arithmetic number, because the mean of its divisors is an integer number (2408982940).

Almost surely, 2^36666833517 is an apocalyptic number.

It is an amenable number.

36666833517 is a deficient number, since it is larger than the sum of its proper divisors (21148757043).

36666833517 is an equidigital number, since it uses as much as digits as its factorization.

36666833517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7941735 (or 7941723 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 54.

The spelling of 36666833517 in words is "thirty-six billion, six hundred sixty-six million, eight hundred thirty-three thousand, five hundred seventeen".