550031863 has 2 divisors, whose sum is σ = 550031864. Its totient is φ = 550031862.

The previous prime is 550031849. The next prime is 550031887. The reversal of 550031863 is 368130055.

550031863 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 not a de Polignac number, because 550031863 - 2⁵ = 550031831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550031843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275015931 + 275015932.

It is an arithmetic number, because the mean of its divisors is an integer number (275015932).

Almost surely, 2^550031863 is an apocalyptic number.

550031863 is a deficient number, since it is larger than the sum of its proper divisors (1).

550031863 is an equidigital number, since it uses as much as digits as its factorization.

550031863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 550031863 is about 23452.7581107212. The cubic root of 550031863 is about 819.3370921337.

The spelling of 550031863 in words is "five hundred fifty million, thirty-one thousand, eight hundred sixty-three".