2666041345 has 8 divisors (see below), whose sum is σ = 3490090560. Its totient is φ = 1938939120.

The previous prime is 2666041333. The next prime is 2666041379. The reversal of 2666041345 is 5431406662.

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

It is not a de Polignac number, because 2666041345 - 2¹⁵ = 2666008577 is a prime.

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, 24236685 + ... + 24236794.

It is an arithmetic number, because the mean of its divisors is an integer number (436261320).

Almost surely, 2^2666041345 is an apocalyptic number.

It is an amenable number.

2666041345 is a deficient number, since it is larger than the sum of its proper divisors (824049215).

2666041345 is a wasteful number, since it uses less digits than its factorization.

2666041345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48473495.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 2666041345 is about 51633.7229434408. The cubic root of 2666041345 is about 1386.6141467706.

The spelling of 2666041345 in words is "two billion, six hundred sixty-six million, forty-one thousand, three hundred forty-five".