194802218856 has 96 divisors (see below), whose sum is σ = 603024951360. Its totient is φ = 55651712256.

The previous prime is 194802218803. The next prime is 194802218879. The reversal of 194802218856 is 658812208491.

194802218856 is a `hidden beast` number, since 19 + 480 + 2 + 21 + 88 + 56 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6796251 + ... + 6824853.

It is an arithmetic number, because the mean of its divisors is an integer number (6281509910).

Almost surely, 2^194802218856 is an apocalyptic number.

It is an amenable number.

194802218856 is an abundant number, since it is smaller than the sum of its proper divisors (408222732504).

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

194802218856 is a wasteful number, since it uses less digits than its factorization.

194802218856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42135 (or 42128 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 54.

The spelling of 194802218856 in words is "one hundred ninety-four billion, eight hundred two million, two hundred eighteen thousand, eight hundred fifty-six".