26134619171 has 4 divisors (see below), whose sum is σ = 26135616672. Its totient is φ = 26133621672.

The previous prime is 26134619089. The next prime is 26134619227. The reversal of 26134619171 is 17191643162.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17191643162 = 2 ⋅8595821581.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26134619171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26134619971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458360 + ... + 512213.

It is an arithmetic number, because the mean of its divisors is an integer number (6533904168).

Almost surely, 2^26134619171 is an apocalyptic number.

26134619171 is a deficient number, since it is larger than the sum of its proper divisors (997501).

26134619171 is an equidigital number, since it uses as much as digits as its factorization.

26134619171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997500.

The product of its digits is 54432, while the sum is 41.

The spelling of 26134619171 in words is "twenty-six billion, one hundred thirty-four million, six hundred nineteen thousand, one hundred seventy-one".