550413343 has 4 divisors (see below), whose sum is σ = 550531080. Its totient is φ = 550295608.

The previous prime is 550413323. The next prime is 550413349. The reversal of 550413343 is 343314055.

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

It is a cyclic number.

It is not a de Polignac number, because 550413343 - 2¹³ = 550405151 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 (550413349) 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, 51553 + ... + 61306.

It is an arithmetic number, because the mean of its divisors is an integer number (137632770).

Almost surely, 2^550413343 is an apocalyptic number.

550413343 is a deficient number, since it is larger than the sum of its proper divisors (117737).

550413343 is a wasteful number, since it uses less digits than its factorization.

550413343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117736.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 550413343 is about 23460.8896463881. The cubic root of 550413343 is about 819.5264681213.

Adding to 550413343 its reverse (343314055), we get a palindrome (893727398).

The spelling of 550413343 in words is "five hundred fifty million, four hundred thirteen thousand, three hundred forty-three".