5555115555 has 48 divisors (see below), whose sum is σ = 9776035584. Its totient is φ = 2671298560.

The previous prime is 5555115539. The next prime is 5555115569.

5555115555 is nontrivially palindromic in base 10.

5555115555 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5555115555 - 2⁴ = 5555115539 is a prime.

It is a nude number because it is divisible by every one of its digits.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12371971 + ... + 12372419.

It is an arithmetic number, because the mean of its divisors is an integer number (203667408).

Almost surely, 2^5555115555 is an apocalyptic number.

5555115555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5555115555 is a deficient number, since it is larger than the sum of its proper divisors (4220920029).

5555115555 is a wasteful number, since it uses less digits than its factorization.

5555115555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1084 (or 635 counting only the distinct ones).

The product of its digits is 390625, while the sum is 42.

The square root of 5555115555 is about 74532.6475780916. The cubic root of 5555115555 is about 1771.0508570338.

The spelling of 5555115555 in words is "five billion, five hundred fifty-five million, one hundred fifteen thousand, five hundred fifty-five".