544042240444 has 12 divisors (see below), whose sum is σ = 1008078269184. Its totient is φ = 256019877824.

The previous prime is 544042240411. The next prime is 544042240447. The reversal of 544042240444 is 444042240445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544042240447) 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, 4000310524 + ... + 4000310659.

It is an arithmetic number, because the mean of its divisors is an integer number (84006522432).

Almost surely, 2^544042240444 is an apocalyptic number.

It is an amenable number.

544042240444 is a deficient number, since it is larger than the sum of its proper divisors (464036028740).

544042240444 is a wasteful number, since it uses less digits than its factorization.

544042240444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8000621204 (or 8000621202 counting only the distinct ones).

The product of its (nonzero) digits is 327680, while the sum is 37.

Adding to 544042240444 its reverse (444042240445), we get a palindrome (988084480889).

Subtracting from 544042240444 its reverse (444042240445), we obtain a palindrome (99999999999).

The spelling of 544042240444 in words is "five hundred forty-four billion, forty-two million, two hundred forty thousand, four hundred forty-four".