25727467163 has 2 divisors, whose sum is σ = 25727467164. Its totient is φ = 25727467162.

The previous prime is 25727467153. The next prime is 25727467219. The reversal of 25727467163 is 36176472752.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25727467163 - 2³² = 21432499867 is a prime.

It is not a weakly prime, because it can be changed into another prime (25727467133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12863733581 + 12863733582.

It is an arithmetic number, because the mean of its divisors is an integer number (12863733582).

Almost surely, 2^25727467163 is an apocalyptic number.

25727467163 is a deficient number, since it is larger than the sum of its proper divisors (1).

25727467163 is an equidigital number, since it uses as much as digits as its factorization.

25727467163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2963520, while the sum is 50.

The spelling of 25727467163 in words is "twenty-five billion, seven hundred twenty-seven million, four hundred sixty-seven thousand, one hundred sixty-three".