421043423024 has 80 divisors (see below), whose sum is σ = 962567915520. Its totient is φ = 174593111040.

The previous prime is 421043422999. The next prime is 421043423039. The reversal of 421043423024 is 420324340124.

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 15 ways as a sum of consecutive naturals, for example, 28195592 + ... + 28210520.

It is an arithmetic number, because the mean of its divisors is an integer number (12032098944).

Almost surely, 2^421043423024 is an apocalyptic number.

It is an amenable number.

421043423024 is an abundant number, since it is smaller than the sum of its proper divisors (541524492496).

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

421043423024 is a wasteful number, since it uses less digits than its factorization.

421043423024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23098 (or 23092 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 421043423024 its reverse (420324340124), we get a palindrome (841367763148).

The spelling of 421043423024 in words is "four hundred twenty-one billion, forty-three million, four hundred twenty-three thousand, twenty-four".