421343423104 has 32 divisors (see below), whose sum is σ = 839802507840. Its totient is φ = 210569460480.

The previous prime is 421343423099. The next prime is 421343423117. The reversal of 421343423104 is 401324343124.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 533742 + ... + 1061869.

It is an arithmetic number, because the mean of its divisors is an integer number (26243828370).

Almost surely, 2^421343423104 is an apocalyptic number.

It is an amenable number.

421343423104 is a deficient number, since it is larger than the sum of its proper divisors (418459084736).

421343423104 is a wasteful number, since it uses less digits than its factorization.

421343423104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1597688 (or 1597676 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 421343423104 its reverse (401324343124), we get a palindrome (822667766228).

The spelling of 421343423104 in words is "four hundred twenty-one billion, three hundred forty-three million, four hundred twenty-three thousand, one hundred four".