242742630163 has 16 divisors (see below), whose sum is σ = 267715008000. Its totient is φ = 218261602080.

The previous prime is 242742630133. The next prime is 242742630191. The reversal of 242742630163 is 361036247242.

It is a cyclic number.

It is not a de Polignac number, because 242742630163 - 2⁹ = 242742629651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (242742630103) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 495238 + ... + 854836.

It is an arithmetic number, because the mean of its divisors is an integer number (16732188000).

Almost surely, 2^242742630163 is an apocalyptic number.

242742630163 is a deficient number, since it is larger than the sum of its proper divisors (24972377837).

242742630163 is a wasteful number, since it uses less digits than its factorization.

242742630163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360282.

The product of its (nonzero) digits is 290304, while the sum is 40.

The spelling of 242742630163 in words is "two hundred forty-two billion, seven hundred forty-two million, six hundred thirty thousand, one hundred sixty-three".