444403331412 has 48 divisors (see below), whose sum is σ = 1101254841792. Its totient is φ = 138999421440.

The previous prime is 444403331389. The next prime is 444403331423. The reversal of 444403331412 is 214133304444.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 3223183 + ... + 3358230.

It is an arithmetic number, because the mean of its divisors is an integer number (22942809204).

Almost surely, 2^444403331412 is an apocalyptic number.

It is an amenable number.

444403331412 is an abundant number, since it is smaller than the sum of its proper divisors (656851510380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

444403331412 is a wasteful number, since it uses less digits than its factorization.

444403331412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6581768 (or 6581766 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 444403331412 its reverse (214133304444), we get a palindrome (658536635856).

The spelling of 444403331412 in words is "four hundred forty-four billion, four hundred three million, three hundred thirty-one thousand, four hundred twelve".