444120342443 has 4 divisors (see below), whose sum is σ = 459434837040. Its totient is φ = 428805847848.

The previous prime is 444120342439. The next prime is 444120342509. The reversal of 444120342443 is 344243021444.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 444120342443 - 2² = 444120342439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444120342433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7657247255 + ... + 7657247312.

It is an arithmetic number, because the mean of its divisors is an integer number (114858709260).

Almost surely, 2^444120342443 is an apocalyptic number.

444120342443 is a deficient number, since it is larger than the sum of its proper divisors (15314494597).

444120342443 is a wasteful number, since it uses less digits than its factorization.

444120342443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15314494596.

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 444120342443 its reverse (344243021444), we get a palindrome (788363363887).

The spelling of 444120342443 in words is "four hundred forty-four billion, one hundred twenty million, three hundred forty-two thousand, four hundred forty-three".