550609890109 has 8 divisors (see below), whose sum is σ = 554600047680. Its totient is φ = 546620146176.

The previous prime is 550609890053. The next prime is 550609890113. The reversal of 550609890109 is 901098906055.

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 550609890109 - 2⁷ = 550609889981 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 (550609890169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2878752 + ... + 3064054.

It is an arithmetic number, because the mean of its divisors is an integer number (69325005960).

Almost surely, 2^550609890109 is an apocalyptic number.

It is an amenable number.

550609890109 is a deficient number, since it is larger than the sum of its proper divisors (3990157571).

550609890109 is a wasteful number, since it uses less digits than its factorization.

550609890109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206819.

The product of its (nonzero) digits is 874800, while the sum is 52.

The spelling of 550609890109 in words is "five hundred fifty billion, six hundred nine million, eight hundred ninety thousand, one hundred nine".