194333549816 has 16 divisors (see below), whose sum is σ = 416429035440. Its totient is φ = 83285807040.

The previous prime is 194333549783. The next prime is 194333549833. The reversal of 194333549816 is 618945333491.

194333549816 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (56), and also a Moran number because the ratio is a prime number: 3470241961 = 194333549816 / (1 + 9 + 4 + 3 + 3 + 3 + 5 + 4 + 9 + 8 + 1 + 6).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1735120925 + ... + 1735121036.

It is an arithmetic number, because the mean of its divisors is an integer number (26026814715).

Almost surely, 2^194333549816 is an apocalyptic number.

It is an amenable number.

194333549816 is an abundant number, since it is smaller than the sum of its proper divisors (222095485624).

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

194333549816 is a wasteful number, since it uses less digits than its factorization.

194333549816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3470241974 (or 3470241970 counting only the distinct ones).

The product of its digits is 8398080, while the sum is 56.

The spelling of 194333549816 in words is "one hundred ninety-four billion, three hundred thirty-three million, five hundred forty-nine thousand, eight hundred sixteen".