320042244424 has 64 divisors (see below), whose sum is σ = 699989472000. Its totient is φ = 137123989632.

The previous prime is 320042244397. The next prime is 320042244433. The reversal of 320042244424 is 424442240023.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11777397 + ... + 11804539.

It is an arithmetic number, because the mean of its divisors is an integer number (10937335500).

Almost surely, 2^320042244424 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 320042244424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (349994736000).

320042244424 is an abundant number, since it is smaller than the sum of its proper divisors (379947227576).

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

320042244424 is a wasteful number, since it uses less digits than its factorization.

320042244424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31467 (or 31449 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 31.

Adding to 320042244424 its reverse (424442240023), we get a palindrome (744484484447).

The spelling of 320042244424 in words is "three hundred twenty billion, forty-two million, two hundred forty-four thousand, four hundred twenty-four".