242788958394 has 16 divisors (see below), whose sum is σ = 485791949280. Its totient is φ = 80893980720.

The previous prime is 242788958371. The next prime is 242788958407. The reversal of 242788958394 is 493859887242.

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, 8903272 + ... + 8930499.

It is an arithmetic number, because the mean of its divisors is an integer number (30361996830).

Almost surely, 2^242788958394 is an apocalyptic number.

242788958394 is an abundant number, since it is smaller than the sum of its proper divisors (243002990886).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242788958394 is a wasteful number, since it uses less digits than its factorization.

242788958394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17836045.

The product of its digits is 278691840, while the sum is 69.

The spelling of 242788958394 in words is "two hundred forty-two billion, seven hundred eighty-eight million, nine hundred fifty-eight thousand, three hundred ninety-four".