194500645008 has 40 divisors (see below), whose sum is σ = 502586079456. Its totient is φ = 64817280000.

The previous prime is 194500644971. The next prime is 194500645013. The reversal of 194500645008 is 800546005491.

194500645008 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 (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 314338 + ... + 698433.

Almost surely, 2^194500645008 is an apocalyptic number.

It is an amenable number.

194500645008 is an abundant number, since it is smaller than the sum of its proper divisors (308085434448).

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

194500645008 is a wasteful number, since it uses less digits than its factorization.

194500645008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016783 (or 1016777 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 42.

The spelling of 194500645008 in words is "one hundred ninety-four billion, five hundred million, six hundred forty-five thousand, eight".