4066740338 has 8 divisors (see below), whose sum is σ = 6108716460. Its totient is φ = 2030501520.

The previous prime is 4066740329. The next prime is 4066740371. The reversal of 4066740338 is 8330476604.

It can be written as a sum of positive squares in 2 ways, for example, as 3035238649 + 1031501689 = 55093^2 + 32117^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 4066740295 and 4066740304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1432553 + ... + 1435388.

Almost surely, 2^4066740338 is an apocalyptic number.

4066740338 is a deficient number, since it is larger than the sum of its proper divisors (2041976122).

4066740338 is a wasteful number, since it uses less digits than its factorization.

4066740338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2868652.

The product of its (nonzero) digits is 290304, while the sum is 41.

The square root of 4066740338 is about 63770.9991924229. Note that the first 3 decimals coincide. The cubic root of 4066740338 is about 1596.1810401454.

The spelling of 4066740338 in words is "four billion, sixty-six million, seven hundred forty thousand, three hundred thirty-eight".