550199845 has 32 divisors (see below), whose sum is σ = 727372800. Its totient is φ = 397073664.

The previous prime is 550199833. The next prime is 550199857. The reversal of 550199845 is 548991055.

It is an interprime number because it is at equal distance from previous prime (550199833) and next prime (550199857).

It is not a de Polignac number, because 550199845 - 2⁷ = 550199717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 550199795 and 550199804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 559224 + ... + 560206.

It is an arithmetic number, because the mean of its divisors is an integer number (22730400).

Almost surely, 2^550199845 is an apocalyptic number.

It is an amenable number.

550199845 is a deficient number, since it is larger than the sum of its proper divisors (177172955).

550199845 is a wasteful number, since it uses less digits than its factorization.

550199845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189.

The product of its (nonzero) digits is 324000, while the sum is 46.

The square root of 550199845 is about 23456.3391218664. The cubic root of 550199845 is about 819.4204932866.

The spelling of 550199845 in words is "five hundred fifty million, one hundred ninety-nine thousand, eight hundred forty-five".