445442303244544 has 18 divisors (see below), whose sum is σ = 889144597492550. Its totient is φ = 222721151622144.

The previous prime is 445442303244529. The next prime is 445442303244557.

445442303244544 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 418042187366400 + 27400115878144 = 20446080^2 + 5234512^2 .

It is a junction number, because it is equal to n+sod(n) for n = 445442303244491 and 445442303244500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 870004498269 + ... + 870004498780.

Almost surely, 2^{445442303244544} is an apocalyptic number.

It is an amenable number.

445442303244544 is a deficient number, since it is larger than the sum of its proper divisors (443702294248006).

445442303244544 is an equidigital number, since it uses as much as digits as its factorization.

445442303244544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1740008997065 (or 1740008997051 counting only the distinct ones).

The product of its (nonzero) digits is 58982400, while the sum is 52.

It can be divided in two parts, 44544230 and 3244544, that added together give a palindrome (47788774).

The spelling of 445442303244544 in words is "four hundred forty-five trillion, four hundred forty-two billion, three hundred three million, two hundred forty-four thousand, five hundred forty-four".