4323144320 has 128 divisors (see below), whose sum is σ = 11537570880. Its totient is φ = 1535385600.

The previous prime is 4323144299. The next prime is 4323144337. The reversal of 4323144320 is 234413234.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 4323144320.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 295580 + ... + 309860.

Almost surely, 2^4323144320 is an apocalyptic number.

4323144320 is a gapful number since it is divisible by the number (40) 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 4323144320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5768785440).

4323144320 is an abundant number, since it is smaller than the sum of its proper divisors (7214426560).

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

4323144320 is a wasteful number, since it uses less digits than its factorization.

4323144320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14354 (or 14342 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 4323144320 is about 65750.6222023792. The cubic root of 4323144320 is about 1629.0456129060.

Adding to 4323144320 its reverse (234413234), we get a palindrome (4557557554).

It can be divided in two parts, 432314 and 4320, that added together give a palindrome (436634).

The spelling of 4323144320 in words is "four billion, three hundred twenty-three million, one hundred forty-four thousand, three hundred twenty".