550550611 has 8 divisors (see below), whose sum is σ = 594495440. Its totient is φ = 506833632.

The previous prime is 550550603. The next prime is 550550657. The reversal of 550550611 is 116055055.

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 550550611 - 2³ = 550550603 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 550550611.

It is not an unprimeable number, because it can be changed into a prime (550550711) 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, 51921 + ... + 61618.

It is an arithmetic number, because the mean of its divisors is an integer number (74311930).

Almost surely, 2^550550611 is an apocalyptic number.

550550611 is a deficient number, since it is larger than the sum of its proper divisors (43944829).

550550611 is a wasteful number, since it uses less digits than its factorization.

550550611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113925.

The product of its (nonzero) digits is 3750, while the sum is 28.

The square root of 550550611 is about 23463.8149285235. The cubic root of 550550611 is about 819.5945899006.

The spelling of 550550611 in words is "five hundred fifty million, five hundred fifty thousand, six hundred eleven".