550201543 has 6 divisors (see below), whose sum is σ = 569829104. Its totient is φ = 531228264.

The previous prime is 550201541. The next prime is 550201559. The reversal of 550201543 is 345102055.

It is not a de Polignac number, because 550201543 - 2¹ = 550201541 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 (550201541) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 326271 + ... + 327952.

Almost surely, 2^550201543 is an apocalyptic number.

550201543 is a deficient number, since it is larger than the sum of its proper divisors (19627561).

550201543 is an equidigital number, since it uses as much as digits as its factorization.

550201543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654281 (or 654252 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 550201543 is about 23456.3753167449. The cubic root of 550201543 is about 819.4213362376.

Adding to 550201543 its reverse (345102055), we get a palindrome (895303598).

The spelling of 550201543 in words is "five hundred fifty million, two hundred one thousand, five hundred forty-three".