550776122 has 16 divisors (see below), whose sum is σ = 894638472. Its totient is φ = 252797760.

The previous prime is 550776119. The next prime is 550776143. The reversal of 550776122 is 221677055.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 338228881 + 212547241 = 18391^2 + 14579^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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, 53813 + ... + 63224.

Almost surely, 2^550776122 is an apocalyptic number.

550776122 is a deficient number, since it is larger than the sum of its proper divisors (343862350).

550776122 is a wasteful number, since it uses less digits than its factorization.

550776122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117233.

The product of its (nonzero) digits is 29400, while the sum is 35.

The square root of 550776122 is about 23468.6199423826. The cubic root of 550776122 is about 819.7064793206.

The spelling of 550776122 in words is "five hundred fifty million, seven hundred seventy-six thousand, one hundred twenty-two".