550505500505 has 32 divisors (see below), whose sum is σ = 668207232000. Its totient is φ = 435374367232.

The previous prime is 550505500499. The next prime is 550505500627. The reversal of 550505500505 is 505005505055.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550505500505 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 118411421 + ... + 118416069.

It is an arithmetic number, because the mean of its divisors is an integer number (20881476000).

Almost surely, 2^550505500505 is an apocalyptic number.

It is an amenable number.

550505500505 is a deficient number, since it is larger than the sum of its proper divisors (117701731495).

550505500505 is a wasteful number, since it uses less digits than its factorization.

550505500505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5593.

The product of its (nonzero) digits is 78125, while the sum is 35.

It can be divided in two parts, 55050 and 5500505, that added together give a palindrome (5555555).

The spelling of 550505500505 in words is "five hundred fifty billion, five hundred five million, five hundred thousand, five hundred five".