443221432242 has 48 divisors (see below), whose sum is σ = 931364723520. Its totient is φ = 140599434976.

The previous prime is 443221432231. The next prime is 443221432253. The reversal of 443221432242 is 242234122344.

It is a happy number.

443221432242 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (443221432231) and next prime (443221432253).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 270859 + ... + 979697.

It is an arithmetic number, because the mean of its divisors is an integer number (19403431740).

Almost surely, 2^443221432242 is an apocalyptic number.

443221432242 is an abundant number, since it is smaller than the sum of its proper divisors (488143291278).

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

443221432242 is a wasteful number, since it uses less digits than its factorization.

443221432242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709087 (or 709064 counting only the distinct ones).

The product of its digits is 73728, while the sum is 33.

Adding to 443221432242 its reverse (242234122344), we get a palindrome (685455554586).

The spelling of 443221432242 in words is "four hundred forty-three billion, two hundred twenty-one million, four hundred thirty-two thousand, two hundred forty-two".