26135006959 has 4 divisors (see below), whose sum is σ = 26135395816. Its totient is φ = 26134618104.

The previous prime is 26135006941. The next prime is 26135006969. The reversal of 26135006959 is 95960053162.

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

It is a cyclic number.

It is not a de Polignac number, because 26135006959 - 2²¹ = 26132909807 is a prime.

It is a deceptive number, since it divides R_26135006958.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26135006969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64809 + ... + 237634.

It is an arithmetic number, because the mean of its divisors is an integer number (6533848954).

Almost surely, 2^26135006959 is an apocalyptic number.

26135006959 is the 86413-rd nonagonal number.

26135006959 is a deficient number, since it is larger than the sum of its proper divisors (388857).

26135006959 is an equidigital number, since it uses as much as digits as its factorization.

26135006959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388856.

The product of its (nonzero) digits is 437400, while the sum is 46.

The spelling of 26135006959 in words is "twenty-six billion, one hundred thirty-five million, six thousand, nine hundred fifty-nine".