6630656441 has 16 divisors (see below), whose sum is σ = 6769526400. Its totient is φ = 6493455360.

The previous prime is 6630656419. The next prime is 6630656443. The reversal of 6630656441 is 1446560366.

It is a cyclic number.

It is not a de Polignac number, because 6630656441 - 2¹⁴ = 6630640057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6630656443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6744836 + ... + 6745818.

It is an arithmetic number, because the mean of its divisors is an integer number (423095400).

Almost surely, 2^6630656441 is an apocalyptic number.

It is an amenable number.

6630656441 is a deficient number, since it is larger than the sum of its proper divisors (138869959).

6630656441 is a wasteful number, since it uses less digits than its factorization.

6630656441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696.

The product of its (nonzero) digits is 311040, while the sum is 41.

The square root of 6630656441 is about 81428.8428076931. The cubic root of 6630656441 is about 1878.6772460323.

The spelling of 6630656441 in words is "six billion, six hundred thirty million, six hundred fifty-six thousand, four hundred forty-one".