242305306305 has 8 divisors (see below), whose sum is σ = 387688490112. Its totient is φ = 129229496688.

The previous prime is 242305306261. The next prime is 242305306319. The reversal of 242305306305 is 503603503242.

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

It is not a de Polignac number, because 242305306305 - 2⁹ = 242305305793 is a prime.

It is a super-2 number, since 2×242305306305² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8076843529 + ... + 8076843558.

It is an arithmetic number, because the mean of its divisors is an integer number (48461061264).

Almost surely, 2^242305306305 is an apocalyptic number.

It is an amenable number.

242305306305 is a deficient number, since it is larger than the sum of its proper divisors (145383183807).

242305306305 is a wasteful number, since it uses less digits than its factorization.

242305306305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16153687095.

The product of its (nonzero) digits is 64800, while the sum is 33.

Adding to 242305306305 its reverse (503603503242), we get a palindrome (745908809547).

The spelling of 242305306305 in words is "two hundred forty-two billion, three hundred five million, three hundred six thousand, three hundred five".