5585555855 has 16 divisors (see below), whose sum is σ = 7313459328. Its totient is φ = 4061412000.

The previous prime is 5585555849. The next prime is 5585555869.

5585555855 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5585555855 - 2⁴ = 5585555839 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5585555855.

It is a congruent number.

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, 494420 + ... + 505590.

It is an arithmetic number, because the mean of its divisors is an integer number (457091208).

Almost surely, 2^5585555855 is an apocalyptic number.

5585555855 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5585555855 is a deficient number, since it is larger than the sum of its proper divisors (1727903473).

5585555855 is a wasteful number, since it uses less digits than its factorization.

5585555855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20278.

The product of its digits is 25000000, while the sum is 56.

The square root of 5585555855 is about 74736.5764201171. The cubic root of 5585555855 is about 1774.2799015156.

The spelling of 5585555855 in words is "five billion, five hundred eighty-five million, five hundred fifty-five thousand, eight hundred fifty-five".