320044340030 has 8 divisors (see below), whose sum is σ = 576079812072. Its totient is φ = 128017736008.

The previous prime is 320044339939. The next prime is 320044340081. The reversal of 320044340030 is 30043440023.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 320044339978 and 320044340005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16002216992 + ... + 16002217011.

It is an arithmetic number, because the mean of its divisors is an integer number (72009976509).

Almost surely, 2^320044340030 is an apocalyptic number.

320044340030 is a deficient number, since it is larger than the sum of its proper divisors (256035472042).

320044340030 is a wasteful number, since it uses less digits than its factorization.

320044340030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32004434010.

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 320044340030 its reverse (30043440023), we get a palindrome (350087780053).

The spelling of 320044340030 in words is "three hundred twenty billion, forty-four million, three hundred forty thousand, thirty".