544402450444 has 24 divisors (see below), whose sum is σ = 982374810480. Its totient is φ = 263847689664.

The previous prime is 544402450399. The next prime is 544402450463. The reversal of 544402450444 is 444054204445.

It is a junction number, because it is equal to n+sod(n) for n = 544402450397 and 544402450406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15451899 + ... + 15487090.

It is an arithmetic number, because the mean of its divisors is an integer number (40932283770).

Almost surely, 2^544402450444 is an apocalyptic number.

It is an amenable number.

544402450444 is a deficient number, since it is larger than the sum of its proper divisors (437972360036).

544402450444 is a wasteful number, since it uses less digits than its factorization.

544402450444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30939129 (or 30939127 counting only the distinct ones).

The product of its (nonzero) digits is 819200, while the sum is 40.

Adding to 544402450444 its reverse (444054204445), we get a palindrome (988456654889).

The spelling of 544402450444 in words is "five hundred forty-four billion, four hundred two million, four hundred fifty thousand, four hundred forty-four".