421044324003 has 24 divisors (see below), whose sum is σ = 609264317376. Its totient is φ = 280193760000.

The previous prime is 421044323981. The next prime is 421044324049. The reversal of 421044324003 is 300423440124.

It is a happy number.

421044324003 is a `hidden beast` number, since 4 + 210 + 4 + 43 + 2 + 400 + 3 = 666.

It is not a de Polignac number, because 421044324003 - 2⁵ = 421044323971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (421044324053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28256251 + ... + 28271147.

It is an arithmetic number, because the mean of its divisors is an integer number (25386013224).

Almost surely, 2^421044324003 is an apocalyptic number.

421044324003 is a deficient number, since it is larger than the sum of its proper divisors (188219993373).

421044324003 is a wasteful number, since it uses less digits than its factorization.

421044324003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20315 (or 20312 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 421044324003 its reverse (300423440124), we get a palindrome (721467764127).

The spelling of 421044324003 in words is "four hundred twenty-one billion, forty-four million, three hundred twenty-four thousand, three".