550610663 has 2 divisors, whose sum is σ = 550610664. Its totient is φ = 550610662.

The previous prime is 550610651. The next prime is 550610677. The reversal of 550610663 is 366016055.

550610663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550610663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550210663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275305331 + 275305332.

It is an arithmetic number, because the mean of its divisors is an integer number (275305332).

Almost surely, 2^550610663 is an apocalyptic number.

550610663 is a deficient number, since it is larger than the sum of its proper divisors (1).

550610663 is an equidigital number, since it uses as much as digits as its factorization.

550610663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 550610663 is about 23465.0945661849. The cubic root of 550610663 is about 819.6243882540.

The spelling of 550610663 in words is "five hundred fifty million, six hundred ten thousand, six hundred sixty-three".