320411400404 has 48 divisors (see below), whose sum is σ = 595002844800. Its totient is φ = 150549840000.

The previous prime is 320411400371. The next prime is 320411400469. The reversal of 320411400404 is 404004114023.

It is a happy number.

It is a super-2 number, since 2×320411400404² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 320411400404.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8024762 + ... + 8064590.

It is an arithmetic number, because the mean of its divisors is an integer number (12395892600).

Almost surely, 2^320411400404 is an apocalyptic number.

It is an amenable number.

320411400404 is a deficient number, since it is larger than the sum of its proper divisors (274591444396).

320411400404 is a wasteful number, since it uses less digits than its factorization.

320411400404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40704 (or 40702 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 320411400404 its reverse (404004114023), we get a palindrome (724415514427).

The spelling of 320411400404 in words is "three hundred twenty billion, four hundred eleven million, four hundred thousand, four hundred four".