26342017445 has 4 divisors (see below), whose sum is σ = 31610420940. Its totient is φ = 21073613952.

The previous prime is 26342017433. The next prime is 26342017489. The reversal of 26342017445 is 54471024362.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54471024362 = 2 ⋅27235512181.

It can be written as a sum of positive squares in 2 ways, for example, as 16473979201 + 9868038244 = 128351^2 + 99338^2 .

It is a cyclic number.

It is not a de Polignac number, because 26342017445 - 2⁸ = 26342017189 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 26342017399 and 26342017408.

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, 2634201740 + ... + 2634201749.

It is an arithmetic number, because the mean of its divisors is an integer number (7902605235).

Almost surely, 2^26342017445 is an apocalyptic number.

It is an amenable number.

26342017445 is a deficient number, since it is larger than the sum of its proper divisors (5268403495).

26342017445 is an equidigital number, since it uses as much as digits as its factorization.

26342017445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5268403494.

The product of its (nonzero) digits is 161280, while the sum is 38.

The spelling of 26342017445 in words is "twenty-six billion, three hundred forty-two million, seventeen thousand, four hundred forty-five".