550609793 has 2 divisors, whose sum is σ = 550609794. Its totient is φ = 550609792.

The previous prime is 550609781. The next prime is 550609823. The reversal of 550609793 is 397906055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 480837184 + 69772609 = 21928^2 + 8353^2 .

It is a cyclic number.

It is not a de Polignac number, because 550609793 - 2⁴ = 550609777 is a prime.

It is a super-2 number, since 2×550609793² = 606342288295005698, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (550609193) by changing a digit.

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 as a sum of consecutive naturals, namely, 275304896 + 275304897.

It is an arithmetic number, because the mean of its divisors is an integer number (275304897).

Almost surely, 2^550609793 is an apocalyptic number.

It is an amenable number.

550609793 is a deficient number, since it is larger than the sum of its proper divisors (1).

550609793 is an equidigital number, since it uses as much as digits as its factorization.

550609793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 255150, while the sum is 44.

The square root of 550609793 is about 23465.0760280038. The cubic root of 550609793 is about 819.6239565675.

The spelling of 550609793 in words is "five hundred fifty million, six hundred nine thousand, seven hundred ninety-three".