321404041422 has 64 divisors (see below), whose sum is σ = 721843617600. Its totient is φ = 105993584640.

The previous prime is 321404041397. The next prime is 321404041433. The reversal of 321404041422 is 224140404123.

321404041422 is a `hidden beast` number, since 3 + 214 + 0 + 404 + 1 + 42 + 2 = 666.

321404041422 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18119854 + ... + 18137582.

It is an arithmetic number, because the mean of its divisors is an integer number (11278806525).

Almost surely, 2^321404041422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 321404041422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (360921808800).

321404041422 is an abundant number, since it is smaller than the sum of its proper divisors (400439576178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321404041422 is a wasteful number, since it uses less digits than its factorization.

321404041422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21298 (or 21292 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 321404041422 its reverse (224140404123), we get a palindrome (545544445545).

The spelling of 321404041422 in words is "three hundred twenty-one billion, four hundred four million, forty-one thousand, four hundred twenty-two".