444005103220 has 24 divisors (see below), whose sum is σ = 1065612248064. Its totient is φ = 152230321056.

The previous prime is 444005103209. The next prime is 444005103271. The reversal of 444005103220 is 22301500444.

It is a happy number.

It is a congruent number.

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, 1585732372 + ... + 1585732651.

It is an arithmetic number, because the mean of its divisors is an integer number (44400510336).

Almost surely, 2^444005103220 is an apocalyptic number.

It is an amenable number.

444005103220 is an abundant number, since it is smaller than the sum of its proper divisors (621607144844).

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

444005103220 is a wasteful number, since it uses less digits than its factorization.

444005103220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3171465039 (or 3171465037 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 444005103220 its reverse (22301500444), we get a palindrome (466306603664).

The spelling of 444005103220 in words is "four hundred forty-four billion, five million, one hundred three thousand, two hundred twenty".