26086496091 has 4 divisors (see below), whose sum is σ = 34781994792. Its totient is φ = 17390997392.

The previous prime is 26086496083. The next prime is 26086496119. The reversal of 26086496091 is 19069468062.

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 26086496091 - 2³ = 26086496083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26086496071) 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, 4347749346 + ... + 4347749351.

It is an arithmetic number, because the mean of its divisors is an integer number (8695498698).

Almost surely, 2^26086496091 is an apocalyptic number.

26086496091 is a deficient number, since it is larger than the sum of its proper divisors (8695498701).

26086496091 is an equidigital number, since it uses as much as digits as its factorization.

26086496091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8695498700.

The product of its (nonzero) digits is 1119744, while the sum is 51.

The spelling of 26086496091 in words is "twenty-six billion, eighty-six million, four hundred ninety-six thousand, ninety-one".