320023001430404 has 6 divisors (see below), whose sum is σ = 560040252503214. Its totient is φ = 160011500715200.

The previous prime is 320023001430337. The next prime is 320023001430437. The reversal of 320023001430404 is 404034100320023.

It can be written as a sum of positive squares in only one way, i.e., 187916666392900 + 132106335037504 = 13708270^2 + 11493752^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40002875178797 + ... + 40002875178804.

It is an arithmetic number, because the mean of its divisors is an integer number (93340042083869).

Almost surely, 2^{320023001430404} is an apocalyptic number.

It is an amenable number.

320023001430404 is a deficient number, since it is larger than the sum of its proper divisors (240017251072810).

320023001430404 is a wasteful number, since it uses less digits than its factorization.

320023001430404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80005750357605 (or 80005750357603 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 320023001430404 its reverse (404034100320023), we get a palindrome (724057101750427).

The spelling of 320023001430404 in words is "three hundred twenty trillion, twenty-three billion, one million, four hundred thirty thousand, four hundred four".