550555005055 has 16 divisors (see below), whose sum is σ = 738305251488. Its totient is φ = 390637696000.

The previous prime is 550555005043. The next prime is 550555005071. The reversal of 550555005055 is 550500555055.

It is not a de Polignac number, because 550555005055 - 2⁵ = 550555005023 is a prime.

It is a super-2 number, since 2×550555005055² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 550555004999 and 550555005017.

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, 122072026 + ... + 122076535.

It is an arithmetic number, because the mean of its divisors is an integer number (46144078218).

Almost surely, 2^550555005055 is an apocalyptic number.

550555005055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

550555005055 is a deficient number, since it is larger than the sum of its proper divisors (187750246433).

550555005055 is a wasteful number, since it uses less digits than its factorization.

550555005055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244148618.

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

The spelling of 550555005055 in words is "five hundred fifty billion, five hundred fifty-five million, five thousand, fifty-five".