26040563113 has 4 divisors (see below), whose sum is σ = 26646157648. Its totient is φ = 25434968580.

The previous prime is 26040563077. The next prime is 26040563147. The reversal of 26040563113 is 31136504062.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31136504062 = 2 ⋅15568252031.

It is a cyclic number.

It is not a de Polignac number, because 26040563113 - 2⁹ = 26040562601 is a prime.

It is a super-2 number, since 2×26040563113² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26040563173) 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, 302797203 + ... + 302797288.

It is an arithmetic number, because the mean of its divisors is an integer number (6661539412).

Almost surely, 2^26040563113 is an apocalyptic number.

It is an amenable number.

26040563113 is a deficient number, since it is larger than the sum of its proper divisors (605594535).

26040563113 is an equidigital number, since it uses as much as digits as its factorization.

26040563113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605594534.

The product of its (nonzero) digits is 12960, while the sum is 31.

The spelling of 26040563113 in words is "twenty-six billion, forty million, five hundred sixty-three thousand, one hundred thirteen".