194885926242 has 32 divisors (see below), whose sum is σ = 459823017984. Its totient is φ = 53885509200.

The previous prime is 194885926231. The next prime is 194885926259. The reversal of 194885926242 is 242629588491.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74839684 + ... + 74842287.

It is an arithmetic number, because the mean of its divisors is an integer number (14369469312).

Almost surely, 2^194885926242 is an apocalyptic number.

194885926242 is an abundant number, since it is smaller than the sum of its proper divisors (264937091742).

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

194885926242 is a wasteful number, since it uses less digits than its factorization.

194885926242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149682014.

The product of its digits is 19906560, while the sum is 60.

The spelling of 194885926242 in words is "one hundred ninety-four billion, eight hundred eighty-five million, nine hundred twenty-six thousand, two hundred forty-two".