2666305327 has 16 divisors (see below), whose sum is σ = 3163728960. Its totient is φ = 2198585088.

The previous prime is 2666305297. The next prime is 2666305351. The reversal of 2666305327 is 7235036662.

It is a happy number.

It is not a de Polignac number, because 2666305327 - 2²⁷ = 2532087599 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2666305327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2666305427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32523 + ... + 79939.

It is an arithmetic number, because the mean of its divisors is an integer number (197733060).

Almost surely, 2^2666305327 is an apocalyptic number.

2666305327 is a deficient number, since it is larger than the sum of its proper divisors (497423633).

2666305327 is a wasteful number, since it uses less digits than its factorization.

2666305327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47730.

The product of its (nonzero) digits is 272160, while the sum is 40.

The square root of 2666305327 is about 51636.2791746268. The cubic root of 2666305327 is about 1386.6599111391.

The spelling of 2666305327 in words is "two billion, six hundred sixty-six million, three hundred five thousand, three hundred twenty-seven".