550500500055 has 16 divisors (see below), whose sum is σ = 960873600384. Its totient is φ = 266909333280.

The previous prime is 550500500009. The next prime is 550500500071. The reversal of 550500500055 is 550005005055.

It is not a de Polignac number, because 550500500055 - 2¹⁵ = 550500467287 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 550500499995 and 550500500031.

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, 1668183169 + ... + 1668183498.

It is an arithmetic number, because the mean of its divisors is an integer number (60054600024).

Almost surely, 2^550500500055 is an apocalyptic number.

550500500055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

550500500055 is a deficient number, since it is larger than the sum of its proper divisors (410373100329).

550500500055 is a wasteful number, since it uses less digits than its factorization.

550500500055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3336366686.

The product of its (nonzero) digits is 15625, while the sum is 30.

It can be divided in two parts, 5505005000 and 55, that added together give a palindrome (5505005055).

The spelling of 550500500055 in words is "five hundred fifty billion, five hundred million, five hundred thousand, fifty-five".