26606037113 has 4 divisors (see below), whose sum is σ = 26606535780. Its totient is φ = 26605538448.

The previous prime is 26606037103. The next prime is 26606037127. The reversal of 26606037113 is 31173060662.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6274699369 + 20331337744 = 79213^2 + 142588^2 .

It is a cyclic number.

It is not a de Polignac number, because 26606037113 - 2⁶ = 26606037049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26606037103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158198 + ... + 279711.

It is an arithmetic number, because the mean of its divisors is an integer number (6651633945).

Almost surely, 2^26606037113 is an apocalyptic number.

It is an amenable number.

26606037113 is a deficient number, since it is larger than the sum of its proper divisors (498667).

26606037113 is an equidigital number, since it uses as much as digits as its factorization.

26606037113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498666.

The product of its (nonzero) digits is 27216, while the sum is 35.

Adding to 26606037113 its reverse (31173060662), we get a palindrome (57779097775).

The spelling of 26606037113 in words is "twenty-six billion, six hundred six million, thirty-seven thousand, one hundred thirteen".