505555000304 has 20 divisors (see below), whose sum is σ = 979528321800. Its totient is φ = 252773497920.

The previous prime is 505555000261. The next prime is 505555000319. The reversal of 505555000304 is 403000555505.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 973319 + ... + 1399449.

It is an arithmetic number, because the mean of its divisors is an integer number (48976416090).

Almost surely, 2^505555000304 is an apocalyptic number.

It is an amenable number.

505555000304 is a deficient number, since it is larger than the sum of its proper divisors (473973321496).

505555000304 is a wasteful number, since it uses less digits than its factorization.

505555000304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500288 (or 500282 counting only the distinct ones).

The product of its (nonzero) digits is 37500, while the sum is 32.

Adding to 505555000304 its reverse (403000555505), we get a palindrome (908555555809).

The spelling of 505555000304 in words is "five hundred five billion, five hundred fifty-five million, three hundred four", and thus it is an aban number.