6566240241 has 32 divisors (see below), whose sum is σ = 10870957440. Its totient is φ = 3882470400.

The previous prime is 6566240227. The next prime is 6566240249. The reversal of 6566240241 is 1420426656.

6566240241 is a `hidden beast` number, since 6 + 5 + 6 + 624 + 0 + 24 + 1 = 666.

It is not a de Polignac number, because 6566240241 - 2⁵ = 6566240209 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6566240196 and 6566240205.

It is not an unprimeable number, because it can be changed into a prime (6566240249) 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 31 ways as a sum of consecutive naturals, for example, 257440 + ... + 281793.

It is an arithmetic number, because the mean of its divisors is an integer number (339717420).

Almost surely, 2^6566240241 is an apocalyptic number.

It is an amenable number.

6566240241 is a deficient number, since it is larger than the sum of its proper divisors (4304717199).

6566240241 is a wasteful number, since it uses less digits than its factorization.

6566240241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539294 (or 539288 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 6566240241 is about 81032.3407103608. The cubic root of 6566240241 is about 1872.5737141740.

Adding to 6566240241 its reverse (1420426656), we get a palindrome (7986666897).

The spelling of 6566240241 in words is "six billion, five hundred sixty-six million, two hundred forty thousand, two hundred forty-one".