6646524113 has 2 divisors, whose sum is σ = 6646524114. Its totient is φ = 6646524112.

The previous prime is 6646524091. The next prime is 6646524139. The reversal of 6646524113 is 3114256466.

6646524113 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6405281089 + 241243024 = 80033^2 + 15532^2 .

It is a cyclic number.

It is not a de Polignac number, because 6646524113 - 2¹⁴ = 6646507729 is a prime.

It is not a weakly prime, because it can be changed into another prime (6646524163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3323262056 + 3323262057.

It is an arithmetic number, because the mean of its divisors is an integer number (3323262057).

Almost surely, 2^6646524113 is an apocalyptic number.

It is an amenable number.

6646524113 is a deficient number, since it is larger than the sum of its proper divisors (1).

6646524113 is an equidigital number, since it uses as much as digits as its factorization.

6646524113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 38.

The square root of 6646524113 is about 81526.2173352842. The cubic root of 6646524113 is about 1880.1746586825.

The spelling of 6646524113 in words is "six billion, six hundred forty-six million, five hundred twenty-four thousand, one hundred thirteen".