2666455205 has 8 divisors (see below), whose sum is σ = 3338865792. Its totient is φ = 2040417808.

The previous prime is 2666455177. The next prime is 2666455243. The reversal of 2666455205 is 5025546662.

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

It is a cyclic number.

It is not a de Polignac number, because 2666455205 - 2¹⁴ = 2666438821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11593169 + ... + 11593398.

It is an arithmetic number, because the mean of its divisors is an integer number (417358224).

Almost surely, 2^2666455205 is an apocalyptic number.

It is an amenable number.

2666455205 is a deficient number, since it is larger than the sum of its proper divisors (672410587).

2666455205 is a wasteful number, since it uses less digits than its factorization.

2666455205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23186595.

The product of its (nonzero) digits is 432000, while the sum is 41.

The square root of 2666455205 is about 51637.7304400571. The cubic root of 2666455205 is about 1386.6858928997.

The spelling of 2666455205 in words is "two billion, six hundred sixty-six million, four hundred fifty-five thousand, two hundred five".