441404322644 has 12 divisors (see below), whose sum is σ = 772605383424. Its totient is φ = 220659927384.

The previous prime is 441404322643. The next prime is 441404322679. The reversal of 441404322644 is 446223404144.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 441404322598 and 441404322607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441404322643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10534964 + ... + 10576779.

It is an arithmetic number, because the mean of its divisors is an integer number (64383781952).

Almost surely, 2^441404322644 is an apocalyptic number.

It is an amenable number.

441404322644 is a deficient number, since it is larger than the sum of its proper divisors (331201060780).

441404322644 is a wasteful number, since it uses less digits than its factorization.

441404322644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21116974 (or 21116972 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 38.

Adding to 441404322644 its reverse (446223404144), we get a palindrome (887627726788).

The spelling of 441404322644 in words is "four hundred forty-one billion, four hundred four million, three hundred twenty-two thousand, six hundred forty-four".