344143234320 has 160 divisors (see below), whose sum is σ = 1104009160320. Its totient is φ = 88576696320.

The previous prime is 344143234301. The next prime is 344143234327. The reversal of 344143234320 is 23432341443.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (344143234327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26169987 + ... + 26183133.

It is an arithmetic number, because the mean of its divisors is an integer number (6900057252).

Almost surely, 2^344143234320 is an apocalyptic number.

344143234320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 344143234320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (552004580160).

344143234320 is an abundant number, since it is smaller than the sum of its proper divisors (759865926000).

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

344143234320 is a wasteful number, since it uses less digits than its factorization.

344143234320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16953 (or 16947 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 344143234320 its reverse (23432341443), we get a palindrome (367575575763).

The spelling of 344143234320 in words is "three hundred forty-four billion, one hundred forty-three million, two hundred thirty-four thousand, three hundred twenty".