500505555500 has 48 divisors (see below), whose sum is σ = 1128365591808. Its totient is φ = 193744080000.

The previous prime is 500505555499. The next prime is 500505555509. The reversal of 500505555500 is 5555505005.

It is a super-2 number, since 2×500505555500² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (500505555509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16129841 + ... + 16160840.

It is an arithmetic number, because the mean of its divisors is an integer number (23507616496).

Almost surely, 2^500505555500 is an apocalyptic number.

500505555500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

500505555500 is an abundant number, since it is smaller than the sum of its proper divisors (627860036308).

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

500505555500 is a wasteful number, since it uses less digits than its factorization.

500505555500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32290731 (or 32290719 counting only the distinct ones).

The product of its (nonzero) digits is 78125, while the sum is 35.

The spelling of 500505555500 in words is "five hundred billion, five hundred five million, five hundred fifty-five thousand, five hundred".