3216615616 has 28 divisors (see below), whose sum is σ = 6388981888. Its totient is φ = 1606793472.

The previous prime is 3216615613. The next prime is 3216615629. The reversal of 3216615616 is 6165166123.

It is not an unprimeable number, because it can be changed into a prime (3216615613) 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, 46450 + ... + 92686.

Almost surely, 2^3216615616 is an apocalyptic number.

It is an amenable number.

3216615616 is a deficient number, since it is larger than the sum of its proper divisors (3172366272).

3216615616 is a wasteful number, since it uses less digits than its factorization.

3216615616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47336 (or 47326 counting only the distinct ones).

The product of its digits is 38880, while the sum is 37.

The square root of 3216615616 is about 56715.2150308892. The cubic root of 3216615616 is about 1476.1587165883.

The spelling of 3216615616 in words is "three billion, two hundred sixteen million, six hundred fifteen thousand, six hundred sixteen".