241730666789 has 4 divisors (see below), whose sum is σ = 242389333824. Its totient is φ = 241071999756.

The previous prime is 241730666783. The next prime is 241730666797. The reversal of 241730666789 is 987666037142.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 987666037142 = 2 ⋅493833018571.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-241730666789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241730666783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329332967 + ... + 329333700.

It is an arithmetic number, because the mean of its divisors is an integer number (60597333456).

Almost surely, 2^241730666789 is an apocalyptic number.

It is an amenable number.

241730666789 is a deficient number, since it is larger than the sum of its proper divisors (658667035).

241730666789 is an equidigital number, since it uses as much as digits as its factorization.

241730666789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658667034.

The product of its (nonzero) digits is 18289152, while the sum is 59.

The spelling of 241730666789 in words is "two hundred forty-one billion, seven hundred thirty million, six hundred sixty-six thousand, seven hundred eighty-nine".