6684413756 has 6 divisors (see below), whose sum is σ = 11697724080. Its totient is φ = 3342206876.

The previous prime is 6684413741. The next prime is 6684413789. The reversal of 6684413756 is 6573144866.

It is a super-2 number, since 2×6684413756² = 89362774522804055072, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 835551716 + ... + 835551723.

It is an arithmetic number, because the mean of its divisors is an integer number (1949620680).

Almost surely, 2^6684413756 is an apocalyptic number.

It is an amenable number.

6684413756 is a deficient number, since it is larger than the sum of its proper divisors (5013310324).

6684413756 is a wasteful number, since it uses less digits than its factorization.

6684413756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1671103443 (or 1671103441 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 50.

The square root of 6684413756 is about 81758.2641449780. The cubic root of 6684413756 is about 1883.7406430572.

The spelling of 6684413756 in words is "six billion, six hundred eighty-four million, four hundred thirteen thousand, seven hundred fifty-six".