241666563513 has 8 divisors (see below), whose sum is σ = 322715536128. Its totient is φ = 160864316624.

The previous prime is 241666563499. The next prime is 241666563521. The reversal of 241666563513 is 315365666142.

241666563513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 241666563513 - 2⁹ = 241666563001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (241666563113) 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 7 ways as a sum of consecutive naturals, for example, 61679145 + ... + 61683062.

It is an arithmetic number, because the mean of its divisors is an integer number (40339442016).

Almost surely, 2^241666563513 is an apocalyptic number.

It is an amenable number.

241666563513 is a deficient number, since it is larger than the sum of its proper divisors (81048972615).

241666563513 is a wasteful number, since it uses less digits than its factorization.

241666563513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123362863.

The product of its digits is 2332800, while the sum is 48.

The spelling of 241666563513 in words is "two hundred forty-one billion, six hundred sixty-six million, five hundred sixty-three thousand, five hundred thirteen".