23431216622479 has 2 divisors, whose sum is σ = 23431216622480. Its totient is φ = 23431216622478.

The previous prime is 23431216622441. The next prime is 23431216622491. The reversal of 23431216622479 is 97422661213432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23431216622479 - 2⁷ = 23431216622351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23431216622179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11715608311239 + 11715608311240.

It is an arithmetic number, because the mean of its divisors is an integer number (11715608311240).

Almost surely, 2^{23431216622479} is an apocalyptic number.

23431216622479 is a deficient number, since it is larger than the sum of its proper divisors (1).

23431216622479 is an equidigital number, since it uses as much as digits as its factorization.

23431216622479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5225472, while the sum is 52.

The spelling of 23431216622479 in words is "twenty-three trillion, four hundred thirty-one billion, two hundred sixteen million, six hundred twenty-two thousand, four hundred seventy-nine".