444387404783444 has 24 divisors (see below), whose sum is σ = 818609731094400. Its totient is φ = 210498948866880.

The previous prime is 444387404783417. The next prime is 444387404783473.

444387404783444 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×444387404783444² (a number of 30 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 44742824 + ... + 53765184.

It is an arithmetic number, because the mean of its divisors is an integer number (34108738795600).

Almost surely, 2^{444387404783444} is an apocalyptic number.

It is an amenable number.

444387404783444 is a deficient number, since it is larger than the sum of its proper divisors (374222326310956).

444387404783444 is a wasteful number, since it uses less digits than its factorization.

444387404783444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9670463 (or 9670461 counting only the distinct ones).

The product of its (nonzero) digits is 1849688064, while the sum is 68.

The spelling of 444387404783444 in words is "four hundred forty-four trillion, three hundred eighty-seven billion, four hundred four million, seven hundred eighty-three thousand, four hundred forty-four".