3666603682 has 32 divisors (see below), whose sum is σ = 6373785600. Its totient is φ = 1549488528.

The previous prime is 3666603659. The next prime is 3666603683. The reversal of 3666603682 is 2863066663.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (3666603683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 339319 + ... + 349957.

It is an arithmetic number, because the mean of its divisors is an integer number (199180800).

Almost surely, 2^3666603682 is an apocalyptic number.

3666603682 is a deficient number, since it is larger than the sum of its proper divisors (2707181918).

3666603682 is a wasteful number, since it uses less digits than its factorization.

3666603682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10990.

The product of its (nonzero) digits is 1119744, while the sum is 46.

The square root of 3666603682 is about 60552.4870009482. The cubic root of 3666603682 is about 1542.0128402479.

The spelling of 3666603682 in words is "three billion, six hundred sixty-six million, six hundred three thousand, six hundred eighty-two".