194002997630208 has 144 divisors (see below), whose sum is σ = 565473211074240. Its totient is φ = 58681480200192.

The previous prime is 194002997630147. The next prime is 194002997630231. The reversal of 194002997630208 is 802036799200491.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164083741 + ... + 165261852.

Almost surely, 2^{194002997630208} is an apocalyptic number.

It is an amenable number.

194002997630208 is an abundant number, since it is smaller than the sum of its proper divisors (371470213444032).

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

194002997630208 is a wasteful number, since it uses less digits than its factorization.

194002997630208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329345684 (or 329345670 counting only the distinct ones).

The product of its (nonzero) digits is 11757312, while the sum is 60.

The spelling of 194002997630208 in words is "one hundred ninety-four trillion, two billion, nine hundred ninety-seven million, six hundred thirty thousand, two hundred eight".