6682961616 has 40 divisors (see below), whose sum is σ = 17665818720. Its totient is φ = 2175847296.

The previous prime is 6682961609. The next prime is 6682961641. The reversal of 6682961616 is 6161692866.

It is a happy number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1616871 + ... + 1620998.

It is an arithmetic number, because the mean of its divisors is an integer number (441645468).

Almost surely, 2^6682961616 is an apocalyptic number.

It is an amenable number.

6682961616 is an abundant number, since it is smaller than the sum of its proper divisors (10982857104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6682961616 is a wasteful number, since it uses less digits than its factorization.

6682961616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3237923 (or 3237917 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 51.

The square root of 6682961616 is about 81749.3829701485. The cubic root of 6682961616 is about 1883.6042235522.

The spelling of 6682961616 in words is "six billion, six hundred eighty-two million, nine hundred sixty-one thousand, six hundred sixteen".