550777255 has 32 divisors (see below), whose sum is σ = 778512384. Its totient is φ = 366245376.

The previous prime is 550777243. The next prime is 550777259. The reversal of 550777255 is 552777055.

It is not a de Polignac number, because 550777255 - 2¹⁵ = 550744487 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 (550777259) 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 31 ways as a sum of consecutive naturals, for example, 184404 + ... + 187366.

It is an arithmetic number, because the mean of its divisors is an integer number (24328512).

Almost surely, 2^550777255 is an apocalyptic number.

550777255 is a deficient number, since it is larger than the sum of its proper divisors (227735129).

550777255 is a wasteful number, since it uses less digits than its factorization.

550777255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3135.

The product of its (nonzero) digits is 428750, while the sum is 43.

The square root of 550777255 is about 23468.6440809860. The cubic root of 550777255 is about 819.7070413922.

The spelling of 550777255 in words is "five hundred fifty million, seven hundred seventy-seven thousand, two hundred fifty-five".