550523311 has 8 divisors (see below), whose sum is σ = 595977984. Its totient is φ = 505512480.

The previous prime is 550523299. The next prime is 550523317. The reversal of 550523311 is 113325055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 550523311 - 2⁹ = 550522799 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 (550523317) 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 7 ways as a sum of consecutive naturals, for example, 108376 + ... + 113341.

It is an arithmetic number, because the mean of its divisors is an integer number (74497248).

Almost surely, 2^550523311 is an apocalyptic number.

550523311 is a deficient number, since it is larger than the sum of its proper divisors (45454673).

550523311 is a wasteful number, since it uses less digits than its factorization.

550523311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221921.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 550523311 is about 23463.2331744796. The cubic root of 550523311 is about 819.5810426737.

Adding to 550523311 its reverse (113325055), we get a palindrome (663848366).

The spelling of 550523311 in words is "five hundred fifty million, five hundred twenty-three thousand, three hundred eleven".