550000500550 has 12 divisors (see below), whose sum is σ = 1023000931116. Its totient is φ = 220000200200.

The previous prime is 550000500397. The next prime is 550000500559. The reversal of 550000500550 is 55005000055.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550000500559) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 5500004956 + ... + 5500005055.

It is an arithmetic number, because the mean of its divisors is an integer number (85250077593).

Almost surely, 2^550000500550 is an apocalyptic number.

550000500550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

550000500550 is a deficient number, since it is larger than the sum of its proper divisors (473000430566).

550000500550 is a wasteful number, since it uses less digits than its factorization.

550000500550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11000010023 (or 11000010018 counting only the distinct ones).

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

The spelling of 550000500550 in words is "five hundred fifty billion, five hundred thousand, five hundred fifty".