550473992 has 16 divisors (see below), whose sum is σ = 1034054700. Its totient is φ = 274726080.

The previous prime is 550473977. The next prime is 550474009. The reversal of 550473992 is 299374055.

It can be written as a sum of positive squares in 2 ways, for example, as 478121956 + 72352036 = 21866^2 + 8506^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59267 + ... + 67922.

Almost surely, 2^550473992 is an apocalyptic number.

It is an amenable number.

550473992 is a deficient number, since it is larger than the sum of its proper divisors (483580708).

550473992 is a wasteful number, since it uses less digits than its factorization.

550473992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127736 (or 127732 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 44.

The square root of 550473992 is about 23462.1821662010. The cubic root of 550473992 is about 819.5565677037.

The spelling of 550473992 in words is "five hundred fifty million, four hundred seventy-three thousand, nine hundred ninety-two".