25323463171 has 2 divisors, whose sum is σ = 25323463172. Its totient is φ = 25323463170.

The previous prime is 25323463091. The next prime is 25323463237. The reversal of 25323463171 is 17136432352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25323463171 - 2⁷ = 25323463043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25323463171.

It is not a weakly prime, because it can be changed into another prime (25323463471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12661731585 + 12661731586.

It is an arithmetic number, because the mean of its divisors is an integer number (12661731586).

Almost surely, 2^25323463171 is an apocalyptic number.

25323463171 is a deficient number, since it is larger than the sum of its proper divisors (1).

25323463171 is an equidigital number, since it uses as much as digits as its factorization.

25323463171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 37.

The spelling of 25323463171 in words is "twenty-five billion, three hundred twenty-three million, four hundred sixty-three thousand, one hundred seventy-one".