500505687865233 has 12 divisors (see below), whose sum is σ = 724773699701428. Its totient is φ = 332829978829920.

The previous prime is 500505687865201. The next prime is 500505687865303. The reversal of 500505687865233 is 332568786505005.

500505687865233 is a `hidden beast` number, since 5 + 0 + 0 + 5 + 0 + 568 + 7 + 8 + 65 + 2 + 3 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 426379218698304 + 74126469166929 = 20648952^2 + 8609673^2 .

It is not a de Polignac number, because 500505687865233 - 2⁵ = 500505687865201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (500505687865333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70039975138 + ... + 70039982283.

Almost surely, 2^{500505687865233} is an apocalyptic number.

It is an amenable number.

500505687865233 is a deficient number, since it is larger than the sum of its proper divisors (224268011836195).

500505687865233 is a wasteful number, since it uses less digits than its factorization.

500505687865233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140079957824 (or 140079957821 counting only the distinct ones).

The product of its (nonzero) digits is 181440000, while the sum is 63.

The spelling of 500505687865233 in words is "five hundred trillion, five hundred five billion, six hundred eighty-seven million, eight hundred sixty-five thousand, two hundred thirty-three".