444441332013340 has 48 divisors (see below), whose sum is σ = 936973801421280. Its totient is φ = 177082463450880.

The previous prime is 444441332013331. The next prime is 444441332013353. The reversal of 444441332013340 is 43310233144444.

It is a junction number, because it is equal to n+sod(n) for n = 444441332013293 and 444441332013302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6799866 + ... + 30579745.

It is an arithmetic number, because the mean of its divisors is an integer number (19520287529610).

Almost surely, 2^{444441332013340} is an apocalyptic number.

It is an amenable number.

444441332013340 is an abundant number, since it is smaller than the sum of its proper divisors (492532469407940).

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

444441332013340 is a wasteful number, since it uses less digits than its factorization.

444441332013340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37381942 (or 37381940 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 40.

Adding to 444441332013340 its reverse (43310233144444), we get a palindrome (487751565157784).

The spelling of 444441332013340 in words is "four hundred forty-four trillion, four hundred forty-one billion, three hundred thirty-two million, thirteen thousand, three hundred forty".