242440312051 has 16 divisors (see below), whose sum is σ = 279893476800. Its totient is φ = 205702351488.

The previous prime is 242440312033. The next prime is 242440312061. The reversal of 242440312051 is 150213044242.

242440312051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 242440312051 - 2⁹ = 242440311539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (242440312061) 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 15 ways as a sum of consecutive naturals, for example, 159796 + ... + 714433.

It is an arithmetic number, because the mean of its divisors is an integer number (17493342300).

Almost surely, 2^242440312051 is an apocalyptic number.

242440312051 is a deficient number, since it is larger than the sum of its proper divisors (37453164749).

242440312051 is a wasteful number, since it uses less digits than its factorization.

242440312051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874638.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 242440312051 its reverse (150213044242), we get a palindrome (392653356293).

The spelling of 242440312051 in words is "two hundred forty-two billion, four hundred forty million, three hundred twelve thousand, fifty-one".