26135120134 has 4 divisors (see below), whose sum is σ = 39202680204. Its totient is φ = 13067560066.

The previous prime is 26135120129. The next prime is 26135120171. The reversal of 26135120134 is 43102153162.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×26135120134² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6533780032 + ... + 6533780035.

It is an arithmetic number, because the mean of its divisors is an integer number (9800670051).

Almost surely, 2^26135120134 is an apocalyptic number.

26135120134 is a deficient number, since it is larger than the sum of its proper divisors (13067560070).

26135120134 is a wasteful number, since it uses less digits than its factorization.

26135120134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13067560069.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 26135120134 its reverse (43102153162), we get a palindrome (69237273296).

The spelling of 26135120134 in words is "twenty-six billion, one hundred thirty-five million, one hundred twenty thousand, one hundred thirty-four".