445439041424 has 80 divisors (see below), whose sum is σ = 953924611584. Its totient is φ = 200187417600.

The previous prime is 445439041417. The next prime is 445439041451. The reversal of 445439041424 is 424140934544.

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, 4410209 + ... + 4510079.

Almost surely, 2^445439041424 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 445439041424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (476962305792).

445439041424 is an abundant number, since it is smaller than the sum of its proper divisors (508485570160).

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

445439041424 is a wasteful number, since it uses less digits than its factorization.

445439041424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100456 (or 100450 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 44.

Adding to 445439041424 its reverse (424140934544), we get a palindrome (869579975968).

The spelling of 445439041424 in words is "four hundred forty-five billion, four hundred thirty-nine million, forty-one thousand, four hundred twenty-four".