443221400132 has 96 divisors (see below), whose sum is σ = 936063184896. Its totient is φ = 179678649600.

The previous prime is 443221400113. The next prime is 443221400143. The reversal of 443221400132 is 231004122344.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5734907 + ... + 5811677.

It is an arithmetic number, because the mean of its divisors is an integer number (9750658176).

Almost surely, 2^443221400132 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 443221400132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (468031592448).

443221400132 is an abundant number, since it is smaller than the sum of its proper divisors (492841784764).

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

443221400132 is a wasteful number, since it uses less digits than its factorization.

443221400132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76977 (or 76975 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 443221400132 its reverse (231004122344), we get a palindrome (674225522476).

The spelling of 443221400132 in words is "four hundred forty-three billion, two hundred twenty-one million, four hundred thousand, one hundred thirty-two".