421341344000 has 72 divisors (see below), whose sum is σ = 1049614035288. Its totient is φ = 168536524800.

The previous prime is 421341343961. The next prime is 421341344101. The reversal of 421341344000 is 443143124.

It can be written as a sum of positive squares in 4 ways, for example, as 73297981696 + 348043362304 = 270736^2 + 589952^2 .

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, 6551459 + ... + 6615458.

Almost surely, 2^421341344000 is an apocalyptic number.

421341344000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

421341344000 is an abundant number, since it is smaller than the sum of its proper divisors (628272691288).

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

421341344000 is an equidigital number, since it uses as much as digits as its factorization.

421341344000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13166948 (or 13166924 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 421341344000 its reverse (443143124), we get a palindrome (421784487124).

The spelling of 421341344000 in words is "four hundred twenty-one billion, three hundred forty-one million, three hundred forty-four thousand".