6680550556 has 24 divisors (see below), whose sum is σ = 12345638480. Its totient is φ = 3154349952.

The previous prime is 6680550553. The next prime is 6680550559. The reversal of 6680550556 is 6550550866.

It is an interprime number because it is at equal distance from previous prime (6680550553) and next prime (6680550559).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6680550553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116631 + ... + 164206.

Almost surely, 2^6680550556 is an apocalyptic number.

It is an amenable number.

6680550556 is a deficient number, since it is larger than the sum of its proper divisors (5665087924).

6680550556 is a wasteful number, since it uses less digits than its factorization.

6680550556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281173 (or 281171 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 46.

The square root of 6680550556 is about 81734.6349841975. The cubic root of 6680550556 is about 1883.3776758366.

The spelling of 6680550556 in words is "six billion, six hundred eighty million, five hundred fifty thousand, five hundred fifty-six".