550352257 has 16 divisors (see below), whose sum is σ = 706809600. Its totient is φ = 416509632.

The previous prime is 550352251. The next prime is 550352261. The reversal of 550352257 is 752253055.

It is not a de Polignac number, because 550352257 - 2³ = 550352249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (550352251) 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 in 15 ways as a sum of consecutive naturals, for example, 129382 + ... + 133567.

It is an arithmetic number, because the mean of its divisors is an integer number (44175600).

Almost surely, 2^550352257 is an apocalyptic number.

It is an amenable number.

550352257 is a deficient number, since it is larger than the sum of its proper divisors (156457343).

550352257 is a wasteful number, since it uses less digits than its factorization.

550352257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262992.

The product of its (nonzero) digits is 52500, while the sum is 34.

The square root of 550352257 is about 23459.5877414758. The cubic root of 550352257 is about 819.4961494245.

The spelling of 550352257 in words is "five hundred fifty million, three hundred fifty-two thousand, two hundred fifty-seven".