331404131222404 has 48 divisors (see below), whose sum is σ = 636413588697600. Its totient is φ = 150412875264000.

The previous prime is 331404131222371. The next prime is 331404131222413. The reversal of 331404131222404 is 404222131404133.

It is a self number, because there is not a number n which added to its sum of digits gives 331404131222404.

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 15 ways as a sum of consecutive naturals, for example, 696117949 + ... + 696593860.

It is an arithmetic number, because the mean of its divisors is an integer number (13258616431200).

Almost surely, 2^{331404131222404} is an apocalyptic number.

It is an amenable number.

331404131222404 is a deficient number, since it is larger than the sum of its proper divisors (305009457475196).

331404131222404 is a wasteful number, since it uses less digits than its factorization.

331404131222404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1392711964 (or 1392711962 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 331404131222404 its reverse (404222131404133), we get a palindrome (735626262626537).

The spelling of 331404131222404 in words is "three hundred thirty-one trillion, four hundred four billion, one hundred thirty-one million, two hundred twenty-two thousand, four hundred four".