5555550055 has 16 divisors (see below), whose sum is σ = 7296127488. Its totient is φ = 4027396000.

The previous prime is 5555550043. The next prime is 5555550149. The reversal of 5555550055 is 5500555555.

It is not a de Polignac number, because 5555550055 - 2⁵ = 5555550023 is a prime.

It is a super-2 number, since 2×5555550055² = 61728272827221006050, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145291 + ... + 179500.

It is an arithmetic number, because the mean of its divisors is an integer number (456007968).

Almost surely, 2^5555550055 is an apocalyptic number.

5555550055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5555550055 is a deficient number, since it is larger than the sum of its proper divisors (1740577433).

5555550055 is a wasteful number, since it uses less digits than its factorization.

5555550055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325118.

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

The square root of 5555550055 is about 74535.5623511354. The cubic root of 5555550055 is about 1771.0970307829.

It can be divided in two parts, 55555500 and 55, that added together give a palindrome (55555555).

The spelling of 5555550055 in words is "five billion, five hundred fifty-five million, five hundred fifty thousand, fifty-five".