424401321401 has 4 divisors (see below), whose sum is σ = 424403848704. Its totient is φ = 424398794100.

The previous prime is 424401321389. The next prime is 424401321431. The reversal of 424401321401 is 104123104424.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 424401321401 - 2¹⁰ = 424401320377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424401321431) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 992345 + ... + 1354086.

It is an arithmetic number, because the mean of its divisors is an integer number (106100962176).

Almost surely, 2^424401321401 is an apocalyptic number.

It is an amenable number.

424401321401 is a deficient number, since it is larger than the sum of its proper divisors (2527303).

424401321401 is a wasteful number, since it uses less digits than its factorization.

424401321401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2527302.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 424401321401 its reverse (104123104424), we get a palindrome (528524425825).

The spelling of 424401321401 in words is "four hundred twenty-four billion, four hundred one million, three hundred twenty-one thousand, four hundred one".