5505505555 has 16 divisors (see below), whose sum is σ = 7215451488. Its totient is φ = 3999424000.

The previous prime is 5505505553. The next prime is 5505505567. The reversal of 5505505555 is 5555055055.

It is not a de Polignac number, because 5505505555 - 2¹ = 5505505553 is a prime.

It is a super-2 number, since 2×5505505555² = 60621182832271716050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5505505553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8356 + ... + 105265.

It is an arithmetic number, because the mean of its divisors is an integer number (450965718).

Almost surely, 2^5505505555 is an apocalyptic number.

5505505555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5505505555 is a deficient number, since it is larger than the sum of its proper divisors (1709945933).

5505505555 is a wasteful number, since it uses less digits than its factorization.

5505505555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114518.

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

The square root of 5505505555 is about 74199.0940308573. The cubic root of 5505505555 is about 1765.7629569099.

The spelling of 5505505555 in words is "five billion, five hundred five million, five hundred five thousand, five hundred fifty-five".