26123414459 has 4 divisors (see below), whose sum is σ = 26966105280. Its totient is φ = 25280723640.

The previous prime is 26123414419. The next prime is 26123414501. The reversal of 26123414459 is 95441432162.

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 26123414459 - 2¹² = 26123410363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26123414419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 421345364 + ... + 421345425.

It is an arithmetic number, because the mean of its divisors is an integer number (6741526320).

Almost surely, 2^26123414459 is an apocalyptic number.

26123414459 is a deficient number, since it is larger than the sum of its proper divisors (842690821).

26123414459 is an equidigital number, since it uses as much as digits as its factorization.

26123414459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842690820.

The product of its digits is 207360, while the sum is 41.

The spelling of 26123414459 in words is "twenty-six billion, one hundred twenty-three million, four hundred fourteen thousand, four hundred fifty-nine".