550555000550 has 24 divisors (see below), whose sum is σ = 1025378012232. Its totient is φ = 219932600000.

The previous prime is 550555000549. The next prime is 550555000561. The reversal of 550555000550 is 55000555055.

It is a super-2 number, since 2×550555000550² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 550555000550.

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 11 ways as a sum of consecutive naturals, for example, 7196576 + ... + 7272675.

It is an arithmetic number, because the mean of its divisors is an integer number (42724083843).

Almost surely, 2^550555000550 is an apocalyptic number.

550555000550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

550555000550 is a deficient number, since it is larger than the sum of its proper divisors (474823011682).

550555000550 is a wasteful number, since it uses less digits than its factorization.

550555000550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14470024 (or 14470019 counting only the distinct ones).

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

The spelling of 550555000550 in words is "five hundred fifty billion, five hundred fifty-five million, five hundred fifty", and thus it is an aban number.