23040012342013 has 8 divisors (see below), whose sum is σ = 24253380849600. Its totient is φ = 21826717462368.

The previous prime is 23040012342007. The next prime is 23040012342037. The reversal of 23040012342013 is 31024321004032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23040012342013 is a prime.

It is a super-2 number, since 2×23040012342013² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23040012342043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17764081 + ... + 19016902.

It is an arithmetic number, because the mean of its divisors is an integer number (3031672606200).

Almost surely, 2^{23040012342013} is an apocalyptic number.

It is an amenable number.

23040012342013 is a deficient number, since it is larger than the sum of its proper divisors (1213368507587).

23040012342013 is a wasteful number, since it uses less digits than its factorization.

23040012342013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36813971.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 23040012342013 its reverse (31024321004032), we get a palindrome (54064333346045).

The spelling of 23040012342013 in words is "twenty-three trillion, forty billion, twelve million, three hundred forty-two thousand, thirteen".