3660220663 has 16 divisors (see below), whose sum is σ = 4022597376. Its totient is φ = 3302842240.

The previous prime is 3660220639. The next prime is 3660220679.

3660220663 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 3660220663 - 2⁵ = 3660220631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3660226663) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2356095 + ... + 2357647.

It is an arithmetic number, because the mean of its divisors is an integer number (251412336).

Almost surely, 2^3660220663 is an apocalyptic number.

3660220663 is a deficient number, since it is larger than the sum of its proper divisors (362376713).

3660220663 is a wasteful number, since it uses less digits than its factorization.

3660220663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3014.

The product of its (nonzero) digits is 46656, while the sum is 34.

The square root of 3660220663 is about 60499.7575449687. The cubic root of 3660220663 is about 1541.1175144727.

The spelling of 3660220663 in words is "three billion, six hundred sixty million, two hundred twenty thousand, six hundred sixty-three".