321044404413 has 8 divisors (see below), whose sum is σ = 429251572800. Its totient is φ = 213433419488.

The previous prime is 321044404393. The next prime is 321044404433. The reversal of 321044404413 is 314404440123.

It is an interprime number because it is at equal distance from previous prime (321044404393) and next prime (321044404433).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 321044404413 - 2¹⁶ = 321044338877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321044404433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149044608 + ... + 149046761.

It is an arithmetic number, because the mean of its divisors is an integer number (53656446600).

Almost surely, 2^321044404413 is an apocalyptic number.

It is an amenable number.

321044404413 is a deficient number, since it is larger than the sum of its proper divisors (108207168387).

321044404413 is a wasteful number, since it uses less digits than its factorization.

321044404413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298091731.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 321044404413 its reverse (314404440123), we get a palindrome (635448844536).

The spelling of 321044404413 in words is "three hundred twenty-one billion, forty-four million, four hundred four thousand, four hundred thirteen".