500005555555 has 16 divisors (see below), whose sum is σ = 661033454688. Its totient is φ = 360040000000.

The previous prime is 500005555523. The next prime is 500005555579. The reversal of 500005555555 is 555555500005.

It is not a de Polignac number, because 500005555555 - 2⁵ = 500005555523 is a prime.

It is a Duffinian number.

500005555555 is a modest number, since divided by 555555 gives 500005 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44999446 + ... + 45010555.

It is an arithmetic number, because the mean of its divisors is an integer number (41314590918).

Almost surely, 2^500005555555 is an apocalyptic number.

500005555555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

500005555555 is a deficient number, since it is larger than the sum of its proper divisors (161027899133).

500005555555 is a wasteful number, since it uses less digits than its factorization.

500005555555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90010118.

The product of its (nonzero) digits is 390625, while the sum is 40.

The spelling of 500005555555 in words is "five hundred billion, five million, five hundred fifty-five thousand, five hundred fifty-five".