550000000566 has 12 divisors (see below), whose sum is σ = 1191666667932. Its totient is φ = 183333333516.

The previous prime is 550000000499. The next prime is 550000000577. The reversal of 550000000566 is 665000000055.

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 5 ways as a sum of consecutive naturals, for example, 15277777776 + ... + 15277777811.

It is an arithmetic number, because the mean of its divisors is an integer number (99305555661).

Almost surely, 2^550000000566 is an apocalyptic number.

550000000566 is an abundant number, since it is smaller than the sum of its proper divisors (641666667366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550000000566 is a wasteful number, since it uses less digits than its factorization.

550000000566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30555555595 (or 30555555592 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The spelling of 550000000566 in words is "five hundred fifty billion, five hundred sixty-six", and thus it is an aban number.