500505550506 has 24 divisors (see below), whose sum is σ = 1167846285060. Its totient is φ = 154001707776.

The previous prime is 500505550477. The next prime is 500505550513. The reversal of 500505550506 is 605055505005.

500505550506 is a `hidden beast` number, since 5 + 0 + 0 + 50 + 5 + 550 + 50 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 500427493281 + 78057225 = 707409^2 + 8835^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1069456071 + ... + 1069456538.

Almost surely, 2^500505550506 is an apocalyptic number.

500505550506 is an abundant number, since it is smaller than the sum of its proper divisors (667340734554).

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

500505550506 is a wasteful number, since it uses less digits than its factorization.

500505550506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2138912630 (or 2138912627 counting only the distinct ones).

The product of its (nonzero) digits is 93750, while the sum is 36.

The spelling of 500505550506 in words is "five hundred billion, five hundred five million, five hundred fifty thousand, five hundred six".