550050055 has 16 divisors (see below), whose sum is σ = 678722688. Its totient is φ = 427680000.

The previous prime is 550050049. The next prime is 550050073.

550050055 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 550050055 - 2⁹ = 550049543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50605 + ... + 60505.

It is an arithmetic number, because the mean of its divisors is an integer number (42420168).

Almost surely, 2^550050055 is an apocalyptic number.

550050055 is a deficient number, since it is larger than the sum of its proper divisors (128672633).

550050055 is a wasteful number, since it uses less digits than its factorization.

550050055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10218.

The product of its (nonzero) digits is 3125, while the sum is 25.

The square root of 550050055 is about 23453.1459510233. The cubic root of 550050055 is about 819.3461250747.

It can be divided in two parts, 5500 and 50055, that added together give a palindrome (55555).

The spelling of 550050055 in words is "five hundred fifty million, fifty thousand, fifty-five".