500000005555 has 4 divisors (see below), whose sum is σ = 600000006672. Its totient is φ = 400000004440.

The previous prime is 500000005553. The next prime is 500000005591. The reversal of 500000005555 is 555500000005.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 500000005555 - 2¹ = 500000005553 is a prime.

It is a Duffinian number.

500000005555 is a modest number, since divided by 5555 gives 5000 as remainder.

It is not an unprimeable number, because it can be changed into a prime (500000005553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50000000551 + ... + 50000000560.

It is an arithmetic number, because the mean of its divisors is an integer number (150000001668).

Almost surely, 2^500000005555 is an apocalyptic number.

500000005555 is a deficient number, since it is larger than the sum of its proper divisors (100000001117).

500000005555 is a wasteful number, since it uses less digits than its factorization.

500000005555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100000001116.

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

The spelling of 500000005555 in words is "five hundred billion, five thousand, five hundred fifty-five".