444424404404 has 6 divisors (see below), whose sum is σ = 777742707714. Its totient is φ = 222212202200.

The previous prime is 444424404401. The next prime is 444424404419. The reversal of 444424404404 is 404404424444.

It can be written as a sum of positive squares in only one way, i.e., 441453936400 + 2970468004 = 664420^2 + 54502^2 .

It is a super-3 number, since 3×444424404404³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444424404401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55553050547 + ... + 55553050554.

It is an arithmetic number, because the mean of its divisors is an integer number (129623784619).

Almost surely, 2^444424404404 is an apocalyptic number.

It is an amenable number.

444424404404 is a deficient number, since it is larger than the sum of its proper divisors (333318303310).

444424404404 is a wasteful number, since it uses less digits than its factorization.

444424404404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111106101105 (or 111106101103 counting only the distinct ones).

The product of its (nonzero) digits is 524288, while the sum is 38.

Adding to 444424404404 its reverse (404404424444), we get a palindrome (848828828848).

The spelling of 444424404404 in words is "four hundred forty-four billion, four hundred twenty-four million, four hundred four thousand, four hundred four".