550025430550 has 48 divisors (see below), whose sum is σ = 1039192416000. Its totient is φ = 216548477600.

The previous prime is 550025430533. The next prime is 550025430571. The reversal of 550025430550 is 55034520055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1997121 + ... + 2255779.

It is an arithmetic number, because the mean of its divisors is an integer number (21649842000).

Almost surely, 2^550025430550 is an apocalyptic number.

550025430550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

550025430550 is a deficient number, since it is larger than the sum of its proper divisors (489166985450).

550025430550 is a wasteful number, since it uses less digits than its factorization.

550025430550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259341 (or 259336 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 34.

The spelling of 550025430550 in words is "five hundred fifty billion, twenty-five million, four hundred thirty thousand, five hundred fifty".