550331043 has 8 divisors (see below), whose sum is σ = 737829456. Its totient is φ = 364860000.

The previous prime is 550330997. The next prime is 550331063. The reversal of 550331043 is 340133055.

It is a happy number.

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

It is not a de Polignac number, because 550331043 - 2¹² = 550326947 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (550331063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506208 + ... + 507293.

It is an arithmetic number, because the mean of its divisors is an integer number (92228682).

Almost surely, 2^550331043 is an apocalyptic number.

550331043 is a deficient number, since it is larger than the sum of its proper divisors (187498413).

550331043 is a wasteful number, since it uses less digits than its factorization.

550331043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013685.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 550331043 is about 23459.1355978860. The cubic root of 550331043 is about 819.4856197958.

Adding to 550331043 its reverse (340133055), we get a palindrome (890464098).

The spelling of 550331043 in words is "five hundred fifty million, three hundred thirty-one thousand, forty-three".