26606766066 has 8 divisors (see below), whose sum is σ = 53213532144. Its totient is φ = 8868922020.

The previous prime is 26606766061. The next prime is 26606766107. The reversal of 26606766066 is 66066760662.

It is a sphenic number, since it is the product of 3 distinct primes.

26606766066 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26606766061) 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, 2217230500 + ... + 2217230511.

It is an arithmetic number, because the mean of its divisors is an integer number (6651691518).

Almost surely, 2^26606766066 is an apocalyptic number.

26606766066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26606766066 is a wasteful number, since it uses less digits than its factorization.

26606766066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4434461016.

The product of its (nonzero) digits is 3919104, while the sum is 51.

The spelling of 26606766066 in words is "twenty-six billion, six hundred six million, seven hundred sixty-six thousand, sixty-six".