331344334412 has 96 divisors (see below), whose sum is σ = 743464189440. Its totient is φ = 125716308480.

The previous prime is 331344334369. The next prime is 331344334421. The reversal of 331344334412 is 214433443133.

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, 692363 + ... + 1068669.

It is an arithmetic number, because the mean of its divisors is an integer number (7744418640).

Almost surely, 2^331344334412 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 331344334412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371732094720).

331344334412 is an abundant number, since it is smaller than the sum of its proper divisors (412119855028).

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

331344334412 is a wasteful number, since it uses less digits than its factorization.

331344334412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376431 (or 376429 counting only the distinct ones).

The product of its digits is 124416, while the sum is 35.

Adding to 331344334412 its reverse (214433443133), we get a palindrome (545777777545).

The spelling of 331344334412 in words is "three hundred thirty-one billion, three hundred forty-four million, three hundred thirty-four thousand, four hundred twelve".