2666105227676 has 24 divisors (see below), whose sum is σ = 5090778006384. Its totient is φ = 1211642023680.

The previous prime is 2666105227637. The next prime is 2666105227679. The reversal of 2666105227676 is 6767225016662.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2666105227679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5358845 + ... + 5835188.

It is an arithmetic number, because the mean of its divisors is an integer number (212115750266).

Almost surely, 2^{2666105227676} is an apocalyptic number.

It is an amenable number.

2666105227676 is a deficient number, since it is larger than the sum of its proper divisors (2424672778708).

2666105227676 is a wasteful number, since it uses less digits than its factorization.

2666105227676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11199461 (or 11199459 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 56.

The spelling of 2666105227676 in words is "two trillion, six hundred sixty-six billion, one hundred five million, two hundred twenty-seven thousand, six hundred seventy-six".