5505055550 has 24 divisors (see below), whose sum is σ = 10344973296. Its totient is φ = 2179319040.

The previous prime is 5505055499. The next prime is 5505055559. The reversal of 5505055550 is 555505055.

It is a self number, because there is not a number n which added to its sum of digits gives 5505055550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5505055559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 562682 + ... + 572381.

It is an arithmetic number, because the mean of its divisors is an integer number (431040554).

Almost surely, 2^5505055550 is an apocalyptic number.

5505055550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5505055550 is a deficient number, since it is larger than the sum of its proper divisors (4839917746).

5505055550 is a wasteful number, since it uses less digits than its factorization.

5505055550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135172 (or 1135167 counting only the distinct ones).

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

The square root of 5505055550 is about 74196.0615531579. The cubic root of 5505055550 is about 1765.7148460506.

The spelling of 5505055550 in words is "five billion, five hundred five million, fifty-five thousand, five hundred fifty".