23405945784504 has 32 divisors (see below), whose sum is σ = 60532618410000. Its totient is φ = 7532948068352.

The previous prime is 23405945784457. The next prime is 23405945784517. The reversal of 23405945784504 is 40548754950432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16814615529 + ... + 16814616920.

Almost surely, 2^{23405945784504} is an apocalyptic number.

23405945784504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

23405945784504 is an abundant number, since it is smaller than the sum of its proper divisors (37126672625496).

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

23405945784504 is a wasteful number, since it uses less digits than its factorization.

23405945784504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33629232487 (or 33629232483 counting only the distinct ones).

The product of its (nonzero) digits is 96768000, while the sum is 60.

The spelling of 23405945784504 in words is "twenty-three trillion, four hundred five billion, nine hundred forty-five million, seven hundred eighty-four thousand, five hundred four".