5500500550 has 48 divisors (see below), whose sum is σ = 10520201664. Its totient is φ = 2138400000.

The previous prime is 5500500517. The next prime is 5500500571. The reversal of 5500500550 is 550050055.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 550600 + ... + 560500.

It is an arithmetic number, because the mean of its divisors is an integer number (219170868).

Almost surely, 2^5500500550 is an apocalyptic number.

5500500550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5500500550 is a deficient number, since it is larger than the sum of its proper divisors (5019701114).

5500500550 is a wasteful number, since it uses less digits than its factorization.

5500500550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10225 (or 10220 counting only the distinct ones).

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

The square root of 5500500550 is about 74165.3595015894. The cubic root of 5500500550 is about 1765.2277150041.

5500500550 divided by its sum of digits (25) gives a palindrome (220020022).

The spelling of 5500500550 in words is "five billion, five hundred million, five hundred thousand, five hundred fifty".