194793061988 has 36 divisors (see below), whose sum is σ = 396568800432. Its totient is φ = 83477313360.

The previous prime is 194793061943. The next prime is 194793062003. The reversal of 194793061988 is 889160397491.

194793061988 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 4927943 + ... + 4967313.

It is an arithmetic number, because the mean of its divisors is an integer number (11015800012).

Almost surely, 2^194793061988 is an apocalyptic number.

It is an amenable number.

194793061988 is an abundant number, since it is smaller than the sum of its proper divisors (201775738444).

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

194793061988 is a wasteful number, since it uses less digits than its factorization.

194793061988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64632 (or 64623 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 65.

The spelling of 194793061988 in words is "one hundred ninety-four billion, seven hundred ninety-three million, sixty-one thousand, nine hundred eighty-eight".