320303044002 has 16 divisors (see below), whose sum is σ = 640683620640. Its totient is φ = 106754759232.

The previous prime is 320303043997. The next prime is 320303044003. The reversal of 320303044002 is 200440303023.

It is a self number, because there is not a number n which added to its sum of digits gives 320303044002.

It is not an unprimeable number, because it can be changed into a prime (320303044003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3176752 + ... + 3276027.

It is an arithmetic number, because the mean of its divisors is an integer number (40042726290).

Almost surely, 2^320303044002 is an apocalyptic number.

320303044002 is an abundant number, since it is smaller than the sum of its proper divisors (320380576638).

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

320303044002 is a wasteful number, since it uses less digits than its factorization.

320303044002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6461057.

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 320303044002 its reverse (200440303023), we get a palindrome (520743347025).

The spelling of 320303044002 in words is "three hundred twenty billion, three hundred three million, forty-four thousand, two".