404223320505201 has 16 divisors (see below), whose sum is σ = 562399485108864. Its totient is φ = 257764760694144.

The previous prime is 404223320505187. The next prime is 404223320505239. The reversal of 404223320505201 is 102505023322404.

It is not a de Polignac number, because 404223320505201 - 2¹⁴ = 404223320488817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (404223320505001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12327315 + ... + 30990471.

It is an arithmetic number, because the mean of its divisors is an integer number (35149967819304).

Almost surely, 2^{404223320505201} is an apocalyptic number.

It is an amenable number.

404223320505201 is a deficient number, since it is larger than the sum of its proper divisors (158176164603663).

404223320505201 is a wasteful number, since it uses less digits than its factorization.

404223320505201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18977080.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 404223320505201 its reverse (102505023322404), we get a palindrome (506728343827605).

The spelling of 404223320505201 in words is "four hundred four trillion, two hundred twenty-three billion, three hundred twenty million, five hundred five thousand, two hundred one".