194303918361 has 192 divisors, whose sum is σ = 333943756800. Its totient is φ = 100338860160.

The previous prime is 194303918359. The next prime is 194303918371. The reversal of 194303918361 is 163819303491.

It is not a de Polignac number, because 194303918361 - 2¹ = 194303918359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 194303918361.

It is not an unprimeable number, because it can be changed into a prime (194303918371) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 920871546 + ... + 920871756.

It is an arithmetic number, because the mean of its divisors is an integer number (1739290400).

Almost surely, 2^194303918361 is an apocalyptic number.

It is an amenable number.

194303918361 is a deficient number, since it is larger than the sum of its proper divisors (139639838439).

194303918361 is a wasteful number, since it uses less digits than its factorization.

194303918361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377 (or 344 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 48.

The spelling of 194303918361 in words is "one hundred ninety-four billion, three hundred three million, nine hundred eighteen thousand, three hundred sixty-one".