544441222543 has 12 divisors (see below), whose sum is σ = 553402282680. Its totient is φ = 535621313360.

The previous prime is 544441222537. The next prime is 544441222601. The reversal of 544441222543 is 345222144445.

It is not a de Polignac number, because 544441222543 - 2¹³ = 544441214351 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 544441222496 and 544441222505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544441222513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2238513 + ... + 2469781.

It is an arithmetic number, because the mean of its divisors is an integer number (46116856890).

Almost surely, 2^544441222543 is an apocalyptic number.

544441222543 is a deficient number, since it is larger than the sum of its proper divisors (8961060137).

544441222543 is an equidigital number, since it uses as much as digits as its factorization.

544441222543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231878 (or 231807 counting only the distinct ones).

The product of its digits is 614400, while the sum is 40.

Adding to 544441222543 its reverse (345222144445), we get a palindrome (889663366988).

The spelling of 544441222543 in words is "five hundred forty-four billion, four hundred forty-one million, two hundred twenty-two thousand, five hundred forty-three".