194501881882 has 16 divisors (see below), whose sum is σ = 363743779392. Its totient is φ = 75779953920.

The previous prime is 194501881841. The next prime is 194501881909. The reversal of 194501881882 is 288188105491.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 631499463 + ... + 631499770.

It is an arithmetic number, because the mean of its divisors is an integer number (22733986212).

Almost surely, 2^194501881882 is an apocalyptic number.

194501881882 is a deficient number, since it is larger than the sum of its proper divisors (169241897510).

194501881882 is a wasteful number, since it uses less digits than its factorization.

194501881882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262999253.

The product of its (nonzero) digits is 1474560, while the sum is 55.

The spelling of 194501881882 in words is "one hundred ninety-four billion, five hundred one million, eight hundred eighty-one thousand, eight hundred eighty-two".