444140132144 has 80 divisors (see below), whose sum is σ = 908667288000. Its totient is φ = 209891033088.

The previous prime is 444140132119. The next prime is 444140132179. The reversal of 444140132144 is 441231041444.

It is a self number, because there is not a number n which added to its sum of digits gives 444140132144.

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, 10561592 + ... + 10603560.

It is an arithmetic number, because the mean of its divisors is an integer number (11358341100).

Almost surely, 2^444140132144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 444140132144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (454333644000).

444140132144 is an abundant number, since it is smaller than the sum of its proper divisors (464527155856).

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

444140132144 is a wasteful number, since it uses less digits than its factorization.

444140132144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42342 (or 42336 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 444140132144 its reverse (441231041444), we get a palindrome (885371173588).

The spelling of 444140132144 in words is "four hundred forty-four billion, one hundred forty million, one hundred thirty-two thousand, one hundred forty-four".