26682844087 has 4 divisors (see below), whose sum is σ = 26692539120. Its totient is φ = 26673149056.

The previous prime is 26682844049. The next prime is 26682844109. The reversal of 26682844087 is 78044828662.

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-26682844087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26682844687) 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, 4843387 + ... + 4848892.

It is an arithmetic number, because the mean of its divisors is an integer number (6673134780).

Almost surely, 2^26682844087 is an apocalyptic number.

26682844087 is a deficient number, since it is larger than the sum of its proper divisors (9695033).

26682844087 is an equidigital number, since it uses as much as digits as its factorization.

26682844087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9695032.

The product of its (nonzero) digits is 8257536, while the sum is 55.

The spelling of 26682844087 in words is "twenty-six billion, six hundred eighty-two million, eight hundred forty-four thousand, eighty-seven".