444113223442 has 16 divisors (see below), whose sum is σ = 761430600000. Its totient is φ = 190310827248.

The previous prime is 444113223431. The next prime is 444113223497. The reversal of 444113223442 is 244322311444.

It is a junction number, because it is equal to n+sod(n) for n = 444113223398 and 444113223407.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1832817 + ... + 2060932.

It is an arithmetic number, because the mean of its divisors is an integer number (47589412500).

Almost surely, 2^444113223442 is an apocalyptic number.

444113223442 is a deficient number, since it is larger than the sum of its proper divisors (317317376558).

444113223442 is a wasteful number, since it uses less digits than its factorization.

444113223442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3901905.

The product of its digits is 73728, while the sum is 34.

Adding to 444113223442 its reverse (244322311444), we get a palindrome (688435534886).

The spelling of 444113223442 in words is "four hundred forty-four billion, one hundred thirteen million, two hundred twenty-three thousand, four hundred forty-two".