421404544300224 has 56 divisors (see below), whose sum is σ = 1123745451532288. Its totient is φ = 139362132752640.

The previous prime is 421404544300163. The next prime is 421404544300253. The reversal of 421404544300224 is 422003445404124.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8640980872 + ... + 8641029639.

Almost surely, 2^{421404544300224} is an apocalyptic number.

It is an amenable number.

421404544300224 is an abundant number, since it is smaller than the sum of its proper divisors (702340907232064).

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

421404544300224 is a wasteful number, since it uses less digits than its factorization.

421404544300224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17282010653 (or 17282010643 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 39.

Adding to 421404544300224 its reverse (422003445404124), we get a palindrome (843407989704348).

The spelling of 421404544300224 in words is "four hundred twenty-one trillion, four hundred four billion, five hundred forty-four million, three hundred thousand, two hundred twenty-four".