26868511044311 has 4 divisors (see below), whose sum is σ = 26869054869624. Its totient is φ = 26867967219000.

The previous prime is 26868511044301. The next prime is 26868511044329. The reversal of 26868511044311 is 11344011586862.

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-26868511044311 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26868511044311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26868511044301) 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, 271838540 + ... + 271937361.

It is an arithmetic number, because the mean of its divisors is an integer number (6717263717406).

Almost surely, 2^{26868511044311} is an apocalyptic number.

26868511044311 is a deficient number, since it is larger than the sum of its proper divisors (543825313).

26868511044311 is an equidigital number, since it uses as much as digits as its factorization.

26868511044311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543825312.

The product of its (nonzero) digits is 1105920, while the sum is 50.

The spelling of 26868511044311 in words is "twenty-six trillion, eight hundred sixty-eight billion, five hundred eleven million, forty-four thousand, three hundred eleven".