443411261645441 has 8 divisors (see below), whose sum is σ = 448585712971968. Its totient is φ = 438252187590000.

The previous prime is 443411261645413. The next prime is 443411261645449. The reversal of 443411261645441 is 144546162114344.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 443411261645441 - 2¹⁴ = 443411261629057 is a prime.

It is a super-2 number, since 2×443411261645441² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 443411261645441.

It is not an unprimeable number, because it can be changed into a prime (443411261645449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3844259765 + ... + 3844375106.

It is an arithmetic number, because the mean of its divisors is an integer number (56073214121496).

Almost surely, 2^{443411261645441} is an apocalyptic number.

It is an amenable number.

443411261645441 is a deficient number, since it is larger than the sum of its proper divisors (5174451326527).

443411261645441 is a wasteful number, since it uses less digits than its factorization.

443411261645441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7688635543.

The product of its digits is 4423680, while the sum is 50.

The spelling of 443411261645441 in words is "four hundred forty-three trillion, four hundred eleven billion, two hundred sixty-one million, six hundred forty-five thousand, four hundred forty-one".