423040232004 has 48 divisors (see below), whose sum is σ = 1063146571200. Its totient is φ = 130151237760.

The previous prime is 423040231997. The next prime is 423040232077. The reversal of 423040232004 is 400232040324.

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 in 15 ways as a sum of consecutive naturals, for example, 1243147 + ... + 1546445.

It is an arithmetic number, because the mean of its divisors is an integer number (22148886900).

Almost surely, 2^423040232004 is an apocalyptic number.

It is an amenable number.

423040232004 is an abundant number, since it is smaller than the sum of its proper divisors (640106339196).

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

423040232004 is a wasteful number, since it uses less digits than its factorization.

423040232004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312260 (or 312258 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 423040232004 its reverse (400232040324), we get a palindrome (823272272328).

The spelling of 423040232004 in words is "four hundred twenty-three billion, forty million, two hundred thirty-two thousand, four".