242148102490858 has 32 divisors (see below), whose sum is σ = 388065858384384. Its totient is φ = 112922005926912.

The previous prime is 242148102490849. The next prime is 242148102490859. The reversal of 242148102490858 is 858094201841242.

It is not an unprimeable number, because it can be changed into a prime (242148102490859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14053191 + ... + 26111077.

It is an arithmetic number, because the mean of its divisors is an integer number (12127058074512).

Almost surely, 2^{242148102490858} is an apocalyptic number.

242148102490858 is a deficient number, since it is larger than the sum of its proper divisors (145917755893526).

242148102490858 is a wasteful number, since it uses less digits than its factorization.

242148102490858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12063246.

The product of its (nonzero) digits is 11796480, while the sum is 58.

The spelling of 242148102490858 in words is "two hundred forty-two trillion, one hundred forty-eight billion, one hundred two million, four hundred ninety thousand, eight hundred fifty-eight".