40444323441 has 8 divisors (see below), whose sum is σ = 53940981984. Its totient is φ = 26955273600.

The previous prime is 40444323427. The next prime is 40444323461. The reversal of 40444323441 is 14432344404.

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

It is not a de Polignac number, because 40444323441 - 2⁷ = 40444323313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40444323421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1889760 + ... + 1911041.

It is an arithmetic number, because the mean of its divisors is an integer number (6742622748).

Almost surely, 2^40444323441 is an apocalyptic number.

It is an amenable number.

40444323441 is a deficient number, since it is larger than the sum of its proper divisors (13496658543).

40444323441 is a wasteful number, since it uses less digits than its factorization.

40444323441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3804351.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 40444323441 its reverse (14432344404), we get a palindrome (54876667845).

The spelling of 40444323441 in words is "forty billion, four hundred forty-four million, three hundred twenty-three thousand, four hundred forty-one".