194475237468 has 12 divisors (see below), whose sum is σ = 453775554120. Its totient is φ = 64825079152.

The previous prime is 194475237443. The next prime is 194475237469. The reversal of 194475237468 is 864732574491.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194475237469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8103134883 + ... + 8103134906.

It is an arithmetic number, because the mean of its divisors is an integer number (37814629510).

Almost surely, 2^194475237468 is an apocalyptic number.

It is an amenable number.

194475237468 is an abundant number, since it is smaller than the sum of its proper divisors (259300316652).

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

194475237468 is a wasteful number, since it uses less digits than its factorization.

194475237468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16206269796 (or 16206269794 counting only the distinct ones).

The product of its digits is 40642560, while the sum is 60.

The spelling of 194475237468 in words is "one hundred ninety-four billion, four hundred seventy-five million, two hundred thirty-seven thousand, four hundred sixty-eight".