242039890038 has 8 divisors (see below), whose sum is σ = 484079780088. Its totient is φ = 80679963344.

The previous prime is 242039890033. The next prime is 242039890069. The reversal of 242039890038 is 830098930242.

242039890038 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

242039890038 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242039890031) 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 3 ways as a sum of consecutive naturals, for example, 20169990831 + ... + 20169990842.

It is an arithmetic number, because the mean of its divisors is an integer number (60509972511).

Almost surely, 2^242039890038 is an apocalyptic number.

242039890038 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

242039890038 is a wasteful number, since it uses less digits than its factorization.

242039890038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40339981678.

The product of its (nonzero) digits is 746496, while the sum is 48.

The spelling of 242039890038 in words is "two hundred forty-two billion, thirty-nine million, eight hundred ninety thousand, thirty-eight".