443001440012 has 12 divisors (see below), whose sum is σ = 820855609560. Its totient is φ = 208471265856.

The previous prime is 443001440003. The next prime is 443001440017. The reversal of 443001440012 is 210044100344.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 443001440012.

It is not an unprimeable number, because it can be changed into a prime (443001440017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3257363462 + ... + 3257363597.

It is an arithmetic number, because the mean of its divisors is an integer number (68404634130).

Almost surely, 2^443001440012 is an apocalyptic number.

It is an amenable number.

443001440012 is a deficient number, since it is larger than the sum of its proper divisors (377854169548).

443001440012 is a wasteful number, since it uses less digits than its factorization.

443001440012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6514727080 (or 6514727078 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 443001440012 its reverse (210044100344), we get a palindrome (653045540356).

The spelling of 443001440012 in words is "four hundred forty-three billion, one million, four hundred forty thousand, twelve".