500550000505 has 24 divisors (see below), whose sum is σ = 623821348800. Its totient is φ = 385553593152.

The previous prime is 500550000491. The next prime is 500550000571. The reversal of 500550000505 is 505000055005.

It is not a de Polignac number, because 500550000505 - 2¹⁵ = 500549967737 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 500550000505.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1343806 + ... + 1675384.

It is an arithmetic number, because the mean of its divisors is an integer number (25992556200).

Almost surely, 2^500550000505 is an apocalyptic number.

It is an amenable number.

500550000505 is a deficient number, since it is larger than the sum of its proper divisors (123271348295).

500550000505 is a wasteful number, since it uses less digits than its factorization.

500550000505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332001 (or 331972 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 25.

The spelling of 500550000505 in words is "five hundred billion, five hundred fifty million, five hundred five", and thus it is an aban number.