26851799323 has 4 divisors (see below), whose sum is σ = 26852377680. Its totient is φ = 26851220968.

The previous prime is 26851799311. The next prime is 26851799327. The reversal of 26851799323 is 32399715862.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26851799323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26851799327) 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, 212815 + ... + 314632.

It is an arithmetic number, because the mean of its divisors is an integer number (6713094420).

Almost surely, 2^26851799323 is an apocalyptic number.

26851799323 is a deficient number, since it is larger than the sum of its proper divisors (578357).

26851799323 is an equidigital number, since it uses as much as digits as its factorization.

26851799323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578356.

The product of its digits is 4898880, while the sum is 55.

The spelling of 26851799323 in words is "twenty-six billion, eight hundred fifty-one million, seven hundred ninety-nine thousand, three hundred twenty-three".