444618525816444 has 48 divisors (see below), whose sum is σ = 1185779652420608. Its totient is φ = 127019909135808.

The previous prime is 444618525816419. The next prime is 444618525816481.

444618525816444 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 289967947 + ... + 291497250.

Almost surely, 2^{444618525816444} is an apocalyptic number.

It is an amenable number.

444618525816444 is an abundant number, since it is smaller than the sum of its proper divisors (741161126604164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

444618525816444 is a wasteful number, since it uses less digits than its factorization.

444618525816444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581474314 (or 581474312 counting only the distinct ones).

The product of its digits is 471859200, while the sum is 66.

The spelling of 444618525816444 in words is "four hundred forty-four trillion, six hundred eighteen billion, five hundred twenty-five million, eight hundred sixteen thousand, four hundred forty-four".