26530085135 has 4 divisors (see below), whose sum is σ = 31836102168. Its totient is φ = 21224068104.

The previous prime is 26530085129. The next prime is 26530085161. The reversal of 26530085135 is 53158003562.

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 26530085135 - 2⁸ = 26530084879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2653008509 + ... + 2653008518.

It is an arithmetic number, because the mean of its divisors is an integer number (7959025542).

Almost surely, 2^26530085135 is an apocalyptic number.

26530085135 is a deficient number, since it is larger than the sum of its proper divisors (5306017033).

26530085135 is an equidigital number, since it uses as much as digits as its factorization.

26530085135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5306017032.

The product of its (nonzero) digits is 108000, while the sum is 38.

Adding to 26530085135 its reverse (53158003562), we get a palindrome (79688088697).

The spelling of 26530085135 in words is "twenty-six billion, five hundred thirty million, eighty-five thousand, one hundred thirty-five".