4012440331332 has 12 divisors (see below), whose sum is σ = 9362360773136. Its totient is φ = 1337480110440.

The previous prime is 4012440331307. The next prime is 4012440331351. The reversal of 4012440331332 is 2331330442104.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 4012440331332.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167185013794 + ... + 167185013817.

Almost surely, 2^{4012440331332} is an apocalyptic number.

It is an amenable number.

4012440331332 is an abundant number, since it is smaller than the sum of its proper divisors (5349920441804).

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

4012440331332 is a wasteful number, since it uses less digits than its factorization.

4012440331332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334370027618 (or 334370027616 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 4012440331332 its reverse (2331330442104), we get a palindrome (6343770773436).

The spelling of 4012440331332 in words is "four trillion, twelve billion, four hundred forty million, three hundred thirty-one thousand, three hundred thirty-two".