194884867468 has 24 divisors (see below), whose sum is σ = 356005722240. Its totient is φ = 93239583360.

The previous prime is 194884867439. The next prime is 194884867477. The reversal of 194884867468 is 864768488491.

It is a super-2 number, since 2×194884867468² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 194884867468.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8818471 + ... + 8840542.

It is an arithmetic number, because the mean of its divisors is an integer number (14833571760).

Almost surely, 2^194884867468 is an apocalyptic number.

It is an amenable number.

194884867468 is a deficient number, since it is larger than the sum of its proper divisors (161120854772).

194884867468 is a wasteful number, since it uses less digits than its factorization.

194884867468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17659137 (or 17659135 counting only the distinct ones).

The product of its digits is 594542592, while the sum is 73.

The spelling of 194884867468 in words is "one hundred ninety-four billion, eight hundred eighty-four million, eight hundred sixty-seven thousand, four hundred sixty-eight".