6665300345 has 16 divisors (see below), whose sum is σ = 8728387200. Its totient is φ = 4845878400.

The previous prime is 6665300333. The next prime is 6665300351. The reversal of 6665300345 is 5430035666.

It is a happy number.

It is not a de Polignac number, because 6665300345 - 2⁶ = 6665300281 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6665300299 and 6665300308.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161381 + ... + 198429.

It is an arithmetic number, because the mean of its divisors is an integer number (545524200).

Almost surely, 2^6665300345 is an apocalyptic number.

It is an amenable number.

6665300345 is a deficient number, since it is larger than the sum of its proper divisors (2063086855).

6665300345 is a wasteful number, since it uses less digits than its factorization.

6665300345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40336.

The product of its (nonzero) digits is 194400, while the sum is 38.

The square root of 6665300345 is about 81641.2906867597. The cubic root of 6665300345 is about 1881.9434731857.

The spelling of 6665300345 in words is "six billion, six hundred sixty-five million, three hundred thousand, three hundred forty-five".