550505541 has 32 divisors (see below), whose sum is σ = 766558080. Its totient is φ = 351187200.

The previous prime is 550505539. The next prime is 550505591. The reversal of 550505541 is 145505055.

It is not a de Polignac number, because 550505541 - 2¹ = 550505539 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 550505499 and 550505508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550505531) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2046355 + ... + 2046623.

It is an arithmetic number, because the mean of its divisors is an integer number (23954940).

Almost surely, 2^550505541 is an apocalyptic number.

It is an amenable number.

550505541 is a deficient number, since it is larger than the sum of its proper divisors (216052539).

550505541 is a wasteful number, since it uses less digits than its factorization.

550505541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597.

The product of its (nonzero) digits is 12500, while the sum is 30.

The square root of 550505541 is about 23462.8544938590. The cubic root of 550505541 is about 819.5722243297.

The spelling of 550505541 in words is "five hundred fifty million, five hundred five thousand, five hundred forty-one".