23423632447 has 2 divisors, whose sum is σ = 23423632448. Its totient is φ = 23423632446.

The previous prime is 23423632417. The next prime is 23423632487. The reversal of 23423632447 is 74423632432.

It is an a-pointer prime, because the next prime (23423632487) can be obtained adding 23423632447 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23423632447 - 2²⁷ = 23289414719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23423632417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11711816223 + 11711816224.

It is an arithmetic number, because the mean of its divisors is an integer number (11711816224).

Almost surely, 2^23423632447 is an apocalyptic number.

23423632447 is a deficient number, since it is larger than the sum of its proper divisors (1).

23423632447 is an equidigital number, since it uses as much as digits as its factorization.

23423632447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 40.

The spelling of 23423632447 in words is "twenty-three billion, four hundred twenty-three million, six hundred thirty-two thousand, four hundred forty-seven".