6680446756 has 9 divisors (see below), whose sum is σ = 11691067899. Its totient is φ = 3340141644.

The previous prime is 6680446741. The next prime is 6680446763. The reversal of 6680446756 is 6576440866.

The square root of 6680446756 is 81734.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 143035 + ... + 183901.

Almost surely, 2^6680446756 is an apocalyptic number.

6680446756 is the 81734-th square number.

It is an amenable number.

6680446756 is a deficient number, since it is larger than the sum of its proper divisors (5010621143).

6680446756 is an frugal number, since it uses more digits than its factorization.

6680446756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81738 (or 40869 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 52.

The cubic root of 6680446756 is about 1883.3679213703.

The spelling of 6680446756 in words is "six billion, six hundred eighty million, four hundred forty-six thousand, seven hundred fifty-six".