320200436804 has 24 divisors (see below), whose sum is σ = 600460928928. Its totient is φ = 148867103360.

The previous prime is 320200436771. The next prime is 320200436863. The reversal of 320200436804 is 408634002023.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28360802 + ... + 28372089.

It is an arithmetic number, because the mean of its divisors is an integer number (25019205372).

Almost surely, 2^320200436804 is an apocalyptic number.

320200436804 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

320200436804 is a deficient number, since it is larger than the sum of its proper divisors (280260492124).

320200436804 is a wasteful number, since it uses less digits than its factorization.

320200436804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56732995 (or 56732993 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 320200436804 its reverse (408634002023), we get a palindrome (728834438827).

The spelling of 320200436804 in words is "three hundred twenty billion, two hundred million, four hundred thirty-six thousand, eight hundred four".