550516406 has 32 divisors (see below), whose sum is σ = 971867808. Its totient is φ = 231063040.

The previous prime is 550516403. The next prime is 550516427. The reversal of 550516406 is 604615055.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550516403) 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, 5936 + ... + 33708.

It is an arithmetic number, because the mean of its divisors is an integer number (30370869).

Almost surely, 2^550516406 is an apocalyptic number.

550516406 is a deficient number, since it is larger than the sum of its proper divisors (421351402).

550516406 is a wasteful number, since it uses less digits than its factorization.

550516406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27856.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 550516406 is about 23463.0860289093. The cubic root of 550516406 is about 819.5776160972.

The spelling of 550516406 in words is "five hundred fifty million, five hundred sixteen thousand, four hundred six".