421302345304 has 8 divisors (see below), whose sum is σ = 789941897460. Its totient is φ = 210651172648.

The previous prime is 421302345281. The next prime is 421302345311. The reversal of 421302345304 is 403543203124.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 26331396574 + ... + 26331396589.

Almost surely, 2^421302345304 is an apocalyptic number.

It is an amenable number.

421302345304 is a deficient number, since it is larger than the sum of its proper divisors (368639552156).

421302345304 is a wasteful number, since it uses less digits than its factorization.

421302345304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52662793169 (or 52662793165 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 421302345304 its reverse (403543203124), we get a palindrome (824845548428).

The spelling of 421302345304 in words is "four hundred twenty-one billion, three hundred two million, three hundred forty-five thousand, three hundred four".