2340666065 has 12 divisors (see below), whose sum is σ = 2885523996. Its totient is φ = 1821411648.

The previous prime is 2340666043. The next prime is 2340666071. The reversal of 2340666065 is 5606660432.

2340666065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 167987521 + 2172678544 = 12961^2 + 46612^2 .

It is not a de Polignac number, because 2340666065 - 2¹⁶ = 2340600529 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 656267 + ... + 659823.

It is an arithmetic number, because the mean of its divisors is an integer number (240460333).

Almost surely, 2^2340666065 is an apocalyptic number.

It is an amenable number.

2340666065 is a deficient number, since it is larger than the sum of its proper divisors (544857931).

2340666065 is an frugal number, since it uses more digits than its factorization.

2340666065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7156 (or 3599 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 38.

The square root of 2340666065 is about 48380.4305995720. The cubic root of 2340666065 is about 1327.7403477651.

The spelling of 2340666065 in words is "two billion, three hundred forty million, six hundred sixty-six thousand, sixty-five".