23421083504 has 60 divisors (see below), whose sum is σ = 56847627144. Its totient is φ = 9265479552.

The previous prime is 23421083489. The next prime is 23421083551. The reversal of 23421083504 is 40538012432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1138802 + ... + 1159185.

Almost surely, 2^23421083504 is an apocalyptic number.

It is an amenable number.

23421083504 is an abundant number, since it is smaller than the sum of its proper divisors (33426543640).

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

23421083504 is a wasteful number, since it uses less digits than its factorization.

23421083504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2298022 (or 2298009 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 23421083504 its reverse (40538012432), we get a palindrome (63959095936).

The spelling of 23421083504 in words is "twenty-three billion, four hundred twenty-one million, eighty-three thousand, five hundred four".