194912475616 has 12 divisors (see below), whose sum is σ = 383733936432. Its totient is φ = 97456237792.

The previous prime is 194912475607. The next prime is 194912475623. The reversal of 194912475616 is 616574219491.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 3045507400 + ... + 3045507463.

It is an arithmetic number, because the mean of its divisors is an integer number (31977828036).

Almost surely, 2^194912475616 is an apocalyptic number.

194912475616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

194912475616 is a deficient number, since it is larger than the sum of its proper divisors (188821460816).

194912475616 is an equidigital number, since it uses as much as digits as its factorization.

194912475616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6091014873 (or 6091014865 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 55.

The spelling of 194912475616 in words is "one hundred ninety-four billion, nine hundred twelve million, four hundred seventy-five thousand, six hundred sixteen".