25368866011 has 2 divisors, whose sum is σ = 25368866012. Its totient is φ = 25368866010.

The previous prime is 25368866009. The next prime is 25368866069. The reversal of 25368866011 is 11066886352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25368866011 - 2¹ = 25368866009 is a prime.

Together with 25368866009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (25368896011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12684433005 + 12684433006.

It is an arithmetic number, because the mean of its divisors is an integer number (12684433006).

Almost surely, 2^25368866011 is an apocalyptic number.

25368866011 is a deficient number, since it is larger than the sum of its proper divisors (1).

25368866011 is an equidigital number, since it uses as much as digits as its factorization.

25368866011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 414720, while the sum is 46.

The spelling of 25368866011 in words is "twenty-five billion, three hundred sixty-eight million, eight hundred sixty-six thousand, eleven".