550503110505 has 96 divisors (see below), whose sum is σ = 929412218880. Its totient is φ = 277950718080.

The previous prime is 550503110497. The next prime is 550503110519. The reversal of 550503110505 is 505011305055.

It is not a de Polignac number, because 550503110505 - 2³ = 550503110497 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 386860224 + ... + 386861646.

It is an arithmetic number, because the mean of its divisors is an integer number (9681377280).

Almost surely, 2^550503110505 is an apocalyptic number.

It is an amenable number.

550503110505 is a deficient number, since it is larger than the sum of its proper divisors (378909108375).

550503110505 is a wasteful number, since it uses less digits than its factorization.

550503110505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1819 (or 1760 counting only the distinct ones).

The product of its (nonzero) digits is 9375, while the sum is 30.

The spelling of 550503110505 in words is "five hundred fifty billion, five hundred three million, one hundred ten thousand, five hundred five".