26081734171 has 2 divisors, whose sum is σ = 26081734172. Its totient is φ = 26081734170.

The previous prime is 26081734087. The next prime is 26081734187. The reversal of 26081734171 is 17143718062.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26081734171 - 2¹³ = 26081725979 is a prime.

It is not a weakly prime, because it can be changed into another prime (26081734571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13040867085 + 13040867086.

It is an arithmetic number, because the mean of its divisors is an integer number (13040867086).

Almost surely, 2^26081734171 is an apocalyptic number.

26081734171 is a deficient number, since it is larger than the sum of its proper divisors (1).

26081734171 is an equidigital number, since it uses as much as digits as its factorization.

26081734171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 40.

The spelling of 26081734171 in words is "twenty-six billion, eighty-one million, seven hundred thirty-four thousand, one hundred seventy-one".