444408080044 has 12 divisors (see below), whose sum is σ = 777723885568. Its totient is φ = 222201255600.

The previous prime is 444408080029. The next prime is 444408080093. The reversal of 444408080044 is 440080804444.

It is a super-2 number, since 2×444408080044² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 444408079979 and 444408080006.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313647 + ... + 993574.

Almost surely, 2^444408080044 is an apocalyptic number.

It is an amenable number.

444408080044 is a deficient number, since it is larger than the sum of its proper divisors (333315805524).

444408080044 is a wasteful number, since it uses less digits than its factorization.

444408080044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392216 (or 1392214 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 40.

Adding to 444408080044 its reverse (440080804444), we get a palindrome (884488884488).

The spelling of 444408080044 in words is "four hundred forty-four billion, four hundred eight million, eighty thousand, forty-four".