42321023004 has 48 divisors (see below), whose sum is σ = 108351667872. Its totient is φ = 12776155392.

The previous prime is 42321022979. The next prime is 42321023027. The reversal of 42321023004 is 40032012324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2551059 + ... + 2567594.

It is an arithmetic number, because the mean of its divisors is an integer number (2257326414).

Almost surely, 2^42321023004 is an apocalyptic number.

It is an amenable number.

42321023004 is an abundant number, since it is smaller than the sum of its proper divisors (66030644868).

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

42321023004 is a wasteful number, since it uses less digits than its factorization.

42321023004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5118726 (or 5118724 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 42321023004 its reverse (40032012324), we get a palindrome (82353035328).

The spelling of 42321023004 in words is "forty-two billion, three hundred twenty-one million, twenty-three thousand, four".