23043332400040 has 32 divisors (see below), whose sum is σ = 51847951841280. Its totient is φ = 9217252259392.

The previous prime is 23043332400019. The next prime is 23043332400071. The reversal of 23043332400040 is 4000423334032.

It is a junction number, because it is equal to n+sod(n) for n = 23043332399981 and 23043332400008.

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, 2213649 + ... + 7140511.

It is an arithmetic number, because the mean of its divisors is an integer number (1620248495040).

Almost surely, 2^{23043332400040} is an apocalyptic number.

23043332400040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23043332400040 is an abundant number, since it is smaller than the sum of its proper divisors (28804619441240).

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

23043332400040 is a wasteful number, since it uses less digits than its factorization.

23043332400040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5043801 (or 5043797 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 23043332400040 its reverse (4000423334032), we get a palindrome (27043755734072).

The spelling of 23043332400040 in words is "twenty-three trillion, forty-three billion, three hundred thirty-two million, four hundred thousand, forty".