5505550550 has 12 divisors (see below), whose sum is σ = 10240324116. Its totient is φ = 2202220200.

The previous prime is 5505550513. The next prime is 5505550601. The reversal of 5505550550 is 550555055.

It is a super-2 number, since 2×5505550550² = 60622173717210605000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5505550550.

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 5 ways as a sum of consecutive naturals, for example, 55055456 + ... + 55055555.

It is an arithmetic number, because the mean of its divisors is an integer number (853360343).

Almost surely, 2^5505550550 is an apocalyptic number.

5505550550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5505550550 is a deficient number, since it is larger than the sum of its proper divisors (4734773566).

5505550550 is a wasteful number, since it uses less digits than its factorization.

5505550550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110111023 (or 110111018 counting only the distinct ones).

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

The square root of 5505550550 is about 74199.3972347485. The cubic root of 5505550550 is about 1765.7677672637.

The spelling of 5505550550 in words is "five billion, five hundred five million, five hundred fifty thousand, five hundred fifty".