194884407492 has 48 divisors (see below), whose sum is σ = 484000054272. Its totient is φ = 60820088320.

The previous prime is 194884407437. The next prime is 194884407527. The reversal of 194884407492 is 294704488491.

194884407492 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2461863 + ... + 2539790.

It is an arithmetic number, because the mean of its divisors is an integer number (10083334464).

Almost surely, 2^194884407492 is an apocalyptic number.

194884407492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

194884407492 is an abundant number, since it is smaller than the sum of its proper divisors (289115646780).

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

194884407492 is a wasteful number, since it uses less digits than its factorization.

194884407492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5001868 (or 5001866 counting only the distinct ones).

The product of its (nonzero) digits is 18579456, while the sum is 60.

The spelling of 194884407492 in words is "one hundred ninety-four billion, eight hundred eighty-four million, four hundred seven thousand, four hundred ninety-two".