320002404204 has 96 divisors (see below), whose sum is σ = 858574080000. Its totient is φ = 90869057280.

The previous prime is 320002404203. The next prime is 320002404209. The reversal of 320002404204 is 402404200023.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (320002404203) 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 31 ways as a sum of consecutive naturals, for example, 29627197 + ... + 29637995.

It is an arithmetic number, because the mean of its divisors is an integer number (8943480000).

Almost surely, 2^320002404204 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 320002404204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (429287040000).

320002404204 is an abundant number, since it is smaller than the sum of its proper divisors (538571675796).

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

320002404204 is a wasteful number, since it uses less digits than its factorization.

320002404204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12943 (or 12941 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

Adding to 320002404204 its reverse (402404200023), we get a palindrome (722406604227).

It can be divided in two parts, 320002 and 404204, that added together give a triangular number (724206 = T₁₂₀₃).

The spelling of 320002404204 in words is "three hundred twenty billion, two million, four hundred four thousand, two hundred four".