444546262645444 has 24 divisors (see below), whose sum is σ = 785096534902680. Its totient is φ = 220232984438016.

The previous prime is 444546262645379. The next prime is 444546262645487.

444546262645444 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 261761270605444 + 182784992040000 = 16179038^2 + 13519800^2 .

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, 105777774 + ... + 109900090.

It is an arithmetic number, because the mean of its divisors is an integer number (32712355620945).

Almost surely, 2^{444546262645444} is an apocalyptic number.

It is an amenable number.

444546262645444 is a deficient number, since it is larger than the sum of its proper divisors (340550272257236).

444546262645444 is a wasteful number, since it uses less digits than its factorization.

444546262645444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4369767 (or 4369765 counting only the distinct ones).

The product of its digits is 1415577600, while the sum is 64.

The spelling of 444546262645444 in words is "four hundred forty-four trillion, five hundred forty-six billion, two hundred sixty-two million, six hundred forty-five thousand, four hundred forty-four".