334440143344 has 80 divisors (see below), whose sum is σ = 679507401600. Its totient is φ = 159245678592.

The previous prime is 334440143329. The next prime is 334440143369. The reversal of 334440143344 is 443341044433.

It is a happy number.

It is a super-2 number, since 2×334440143344² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40207474 + ... + 40215790.

It is an arithmetic number, because the mean of its divisors is an integer number (8493842520).

Almost surely, 2^334440143344 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 334440143344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (339753700800).

334440143344 is an abundant number, since it is smaller than the sum of its proper divisors (345067258256).

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

334440143344 is a wasteful number, since it uses less digits than its factorization.

334440143344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9530 (or 9524 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 334440143344 its reverse (443341044433), we get a palindrome (777781187777).

The spelling of 334440143344 in words is "three hundred thirty-four billion, four hundred forty million, one hundred forty-three thousand, three hundred forty-four".