550540173 has 8 divisors (see below), whose sum is σ = 735011200. Its totient is φ = 366547968.

The previous prime is 550540163. The next prime is 550540183. The reversal of 550540173 is 371045055.

It is an interprime number because it is at equal distance from previous prime (550540163) and next prime (550540183).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 550540173 - 2¹³ = 550531981 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 550540173.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550540103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117013 + ... + 121626.

It is an arithmetic number, because the mean of its divisors is an integer number (91876400).

Almost surely, 2^550540173 is an apocalyptic number.

It is an amenable number.

550540173 is a deficient number, since it is larger than the sum of its proper divisors (184471027).

550540173 is a wasteful number, since it uses less digits than its factorization.

550540173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239411.

The product of its (nonzero) digits is 10500, while the sum is 30.

The square root of 550540173 is about 23463.5924998709. The cubic root of 550540173 is about 819.5894102482.

The spelling of 550540173 in words is "five hundred fifty million, five hundred forty thousand, one hundred seventy-three".