11809826335 has 4 divisors (see below), whose sum is σ = 14171791608. Its totient is φ = 9447861064.

The previous prime is 11809826323. The next prime is 11809826383. The reversal of 11809826335 is 53362890811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53362890811 = 1031 ⋅51758381.

It is a cyclic number.

It is not a de Polignac number, because 11809826335 - 2⁹ = 11809825823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1180982629 + ... + 1180982638.

It is an arithmetic number, because the mean of its divisors is an integer number (3542947902).

Almost surely, 2^11809826335 is an apocalyptic number.

11809826335 is a deficient number, since it is larger than the sum of its proper divisors (2361965273).

11809826335 is an equidigital number, since it uses as much as digits as its factorization.

11809826335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2361965272.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 11809826335 in words is "eleven billion, eight hundred nine million, eight hundred twenty-six thousand, three hundred thirty-five".