550563263 has 4 divisors (see below), whose sum is σ = 554766168. Its totient is φ = 546360360.

The previous prime is 550563253. The next prime is 550563281. The reversal of 550563263 is 362365055.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 550563263 - 2¹⁴ = 550546879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550563253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2101256 + ... + 2101517.

It is an arithmetic number, because the mean of its divisors is an integer number (138691542).

Almost surely, 2^550563263 is an apocalyptic number.

550563263 is a deficient number, since it is larger than the sum of its proper divisors (4202905).

550563263 is a wasteful number, since it uses less digits than its factorization.

550563263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4202904.

The product of its (nonzero) digits is 81000, while the sum is 35.

The square root of 550563263 is about 23464.0845336016. The cubic root of 550563263 is about 819.6008681193.

The spelling of 550563263 in words is "five hundred fifty million, five hundred sixty-three thousand, two hundred sixty-three".