23243416330513 has 2 divisors, whose sum is σ = 23243416330514. Its totient is φ = 23243416330512.

The previous prime is 23243416330481. The next prime is 23243416330559. The reversal of 23243416330513 is 31503361434232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13484590146769 + 9758826183744 = 3672137^2 + 3123912^2 .

It is a cyclic number.

It is not a de Polignac number, because 23243416330513 - 2⁵ = 23243416330481 is a prime.

It is not a weakly prime, because it can be changed into another prime (23243416337513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11621708165256 + 11621708165257.

It is an arithmetic number, because the mean of its divisors is an integer number (11621708165257).

Almost surely, 2^{23243416330513} is an apocalyptic number.

It is an amenable number.

23243416330513 is a deficient number, since it is larger than the sum of its proper divisors (1).

23243416330513 is an equidigital number, since it uses as much as digits as its factorization.

23243416330513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 40.

Adding to 23243416330513 its reverse (31503361434232), we get a palindrome (54746777764745).

The spelling of 23243416330513 in words is "twenty-three trillion, two hundred forty-three billion, four hundred sixteen million, three hundred thirty thousand, five hundred thirteen".