26606766067 has 4 divisors (see below), whose sum is σ = 30407732656. Its totient is φ = 22805799480.

The previous prime is 26606766061. The next prime is 26606766107. The reversal of 26606766067 is 76066760662.

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-26606766067 is a prime.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (26606766061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1900483284 + ... + 1900483297.

It is an arithmetic number, because the mean of its divisors is an integer number (7601933164).

Almost surely, 2^26606766067 is an apocalyptic number.

26606766067 is a deficient number, since it is larger than the sum of its proper divisors (3800966589).

26606766067 is an equidigital number, since it uses as much as digits as its factorization.

26606766067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3800966588.

The product of its (nonzero) digits is 4572288, while the sum is 52.

The spelling of 26606766067 in words is "twenty-six billion, six hundred six million, seven hundred sixty-six thousand, sixty-seven".