421343403335004 has 12 divisors (see below), whose sum is σ = 983134607781704. Its totient is φ = 140447801111664.

The previous prime is 421343403334939. The next prime is 421343403335051. The reversal of 421343403335004 is 400533304343124.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17555975138947 + ... + 17555975138970.

Almost surely, 2^{421343403335004} is an apocalyptic number.

It is an amenable number.

421343403335004 is an abundant number, since it is smaller than the sum of its proper divisors (561791204446700).

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

421343403335004 is a wasteful number, since it uses less digits than its factorization.

421343403335004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35111950277924 (or 35111950277922 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 39.

Adding to 421343403335004 its reverse (400533304343124), we get a palindrome (821876707678128).

The spelling of 421343403335004 in words is "four hundred twenty-one trillion, three hundred forty-three billion, four hundred three million, three hundred thirty-five thousand, four".