550172199 has 4 divisors (see below), whose sum is σ = 733562936. Its totient is φ = 366781464.

The previous prime is 550172197. The next prime is 550172201. The reversal of 550172199 is 991271055.

550172199 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (550172197) and next prime (550172201).

It is not a de Polignac number, because 550172199 - 2¹ = 550172197 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 (550172191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91695364 + ... + 91695369.

It is an arithmetic number, because the mean of its divisors is an integer number (183390734).

Almost surely, 2^550172199 is an apocalyptic number.

550172199 is a deficient number, since it is larger than the sum of its proper divisors (183390737).

550172199 is a wasteful number, since it uses less digits than its factorization.

550172199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183390736.

The product of its (nonzero) digits is 28350, while the sum is 39.

The square root of 550172199 is about 23455.7498068171. The cubic root of 550172199 is about 819.4067685290.

The spelling of 550172199 in words is "five hundred fifty million, one hundred seventy-two thousand, one hundred ninety-nine".