3440630666 has 64 divisors (see below), whose sum is σ = 6072606720. Its totient is φ = 1446984000.

The previous prime is 3440630659. The next prime is 3440630707. The reversal of 3440630666 is 6660360443.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1487651 + ... + 1489961.

It is an arithmetic number, because the mean of its divisors is an integer number (94884480).

Almost surely, 2^3440630666 is an apocalyptic number.

3440630666 is a deficient number, since it is larger than the sum of its proper divisors (2631976054).

3440630666 is a wasteful number, since it uses less digits than its factorization.

3440630666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2451.

The product of its (nonzero) digits is 186624, while the sum is 38.

The square root of 3440630666 is about 58656.8893310922. The cubic root of 3440630666 is about 1509.6607085291.

The spelling of 3440630666 in words is "three billion, four hundred forty million, six hundred thirty thousand, six hundred sixty-six".