26110311061 has 4 divisors (see below), whose sum is σ = 26119648972. Its totient is φ = 26100973152.

The previous prime is 26110311053. The next prime is 26110311089. The reversal of 26110311061 is 16011301162.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16011301162 = 2 ⋅8005650581.

It can be written as a sum of positive squares in 2 ways, for example, as 10840766161 + 15269544900 = 104119^2 + 123570^2 .

It is a cyclic number.

It is not a de Polignac number, because 26110311061 - 2³ = 26110311053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26110311041) 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, 4664760 + ... + 4670353.

It is an arithmetic number, because the mean of its divisors is an integer number (6529912243).

Almost surely, 2^26110311061 is an apocalyptic number.

It is an amenable number.

26110311061 is a deficient number, since it is larger than the sum of its proper divisors (9337911).

26110311061 is an equidigital number, since it uses as much as digits as its factorization.

26110311061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9337910.

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 26110311061 in words is "twenty-six billion, one hundred ten million, three hundred eleven thousand, sixty-one".