550548845055 has 96 divisors (see below), whose sum is σ = 1104897393600. Its totient is φ = 259718088960.

The previous prime is 550548845039. The next prime is 550548845081.

It is a happy number.

550548845055 is a `hidden beast` number, since 5 + 5 + 0 + 54 + 8 + 84 + 505 + 5 = 666.

550548845055 is nontrivially palindromic in base 10.

550548845055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 550548845055 - 2⁴ = 550548845039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 550548844992 and 550548845010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 148941 + ... + 1059849.

It is an arithmetic number, because the mean of its divisors is an integer number (11509347850).

Almost surely, 2^550548845055 is an apocalyptic number.

550548845055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

550548845055 is an abundant number, since it is smaller than the sum of its proper divisors (554348548545).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550548845055 is a wasteful number, since it uses less digits than its factorization.

550548845055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910982 (or 910965 counting only the distinct ones).

The product of its (nonzero) digits is 16000000, while the sum is 54.

The spelling of 550548845055 in words is "five hundred fifty billion, five hundred forty-eight million, eight hundred forty-five thousand, fifty-five".