320204103344404 has 6 divisors (see below), whose sum is σ = 560357180852714. Its totient is φ = 160102051672200.

The previous prime is 320204103344357. The next prime is 320204103344407. The reversal of 320204103344404 is 404443301402023.

It can be written as a sum of positive squares in only one way, i.e., 267307719804304 + 52896383540100 = 16349548^2 + 7272990^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 320204103344404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320204103344407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40025512918047 + ... + 40025512918054.

Almost surely, 2^{320204103344404} is an apocalyptic number.

It is an amenable number.

320204103344404 is a deficient number, since it is larger than the sum of its proper divisors (240153077508310).

320204103344404 is a wasteful number, since it uses less digits than its factorization.

320204103344404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80051025836105 (or 80051025836103 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 320204103344404 its reverse (404443301402023), we get a palindrome (724647404746427).

The spelling of 320204103344404 in words is "three hundred twenty trillion, two hundred four billion, one hundred three million, three hundred forty-four thousand, four hundred four".