550257263 has 2 divisors, whose sum is σ = 550257264. Its totient is φ = 550257262.

The previous prime is 550257217. The next prime is 550257287. The reversal of 550257263 is 362752055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 550257263 - 2¹⁸ = 549995119 is a prime.

It is equal to p_28858211 and since 550257263 and 28858211 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550257293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275128631 + 275128632.

It is an arithmetic number, because the mean of its divisors is an integer number (275128632).

Almost surely, 2^550257263 is an apocalyptic number.

550257263 is a deficient number, since it is larger than the sum of its proper divisors (1).

550257263 is an equidigital number, since it uses as much as digits as its factorization.

550257263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63000, while the sum is 35.

The square root of 550257263 is about 23457.5630234686. The cubic root of 550257263 is about 819.4489967778.

The spelling of 550257263 in words is "five hundred fifty million, two hundred fifty-seven thousand, two hundred sixty-three".