26116455163 has 2 divisors, whose sum is σ = 26116455164. Its totient is φ = 26116455162.

The previous prime is 26116455161. The next prime is 26116455179. The reversal of 26116455163 is 36155461162.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26116455163 - 2¹ = 26116455161 is a prime.

Together with 26116455161, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (26116455161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13058227581 + 13058227582.

It is an arithmetic number, because the mean of its divisors is an integer number (13058227582).

Almost surely, 2^26116455163 is an apocalyptic number.

26116455163 is a deficient number, since it is larger than the sum of its proper divisors (1).

26116455163 is an equidigital number, since it uses as much as digits as its factorization.

26116455163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129600, while the sum is 40.

The spelling of 26116455163 in words is "twenty-six billion, one hundred sixteen million, four hundred fifty-five thousand, one hundred sixty-three".