36217633668 has 24 divisors (see below), whose sum is σ = 86791807872. Its totient is φ = 11746259424.

The previous prime is 36217633667. The next prime is 36217633681. The reversal of 36217633668 is 86633671263.

It is a self number, because there is not a number n which added to its sum of digits gives 36217633668.

It is not an unprimeable number, because it can be changed into a prime (36217633667) 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, 40785180 + ... + 40786067.

It is an arithmetic number, because the mean of its divisors is an integer number (3616325328).

Almost surely, 2^36217633668 is an apocalyptic number.

It is an amenable number.

36217633668 is an abundant number, since it is smaller than the sum of its proper divisors (50574174204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36217633668 is a wasteful number, since it uses less digits than its factorization.

36217633668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81571291 (or 81571289 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 51.

The spelling of 36217633668 in words is "thirty-six billion, two hundred seventeen million, six hundred thirty-three thousand, six hundred sixty-eight".