3320605664 has 24 divisors (see below), whose sum is σ = 6610902480. Its totient is φ = 1641646336.

The previous prime is 3320605643. The next prime is 3320605667. The reversal of 3320605664 is 4665060233.

It is a super-2 number, since 2×3320605664² = 22052843951577761792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3320605667) 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 3 ways as a sum of consecutive naturals, for example, 580124 + ... + 585819.

It is an arithmetic number, because the mean of its divisors is an integer number (275454270).

Almost surely, 2^3320605664 is an apocalyptic number.

It is an amenable number.

3320605664 is a deficient number, since it is larger than the sum of its proper divisors (3290296816).

3320605664 is a wasteful number, since it uses less digits than its factorization.

3320605664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1166042 (or 1166034 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 35.

The square root of 3320605664 is about 57624.6966499608. The cubic root of 3320605664 is about 1491.8978959182.

Adding to 3320605664 its reverse (4665060233), we get a palindrome (7985665897).

The spelling of 3320605664 in words is "three billion, three hundred twenty million, six hundred five thousand, six hundred sixty-four".