168398084474 has 8 divisors (see below), whose sum is σ = 252941736180. Its totient is φ = 84084172416.

The previous prime is 168398084461. The next prime is 168398084479. The reversal of 168398084474 is 474480893861.

It can be written as a sum of positive squares in 2 ways, for example, as 138612502249 + 29785582225 = 372307^2 + 172585^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (168398084479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57433079 + ... + 57436010.

Almost surely, 2^168398084474 is an apocalyptic number.

168398084474 is a deficient number, since it is larger than the sum of its proper divisors (84543651706).

168398084474 is a wasteful number, since it uses less digits than its factorization.

168398084474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114869824.

The product of its (nonzero) digits is 37158912, while the sum is 62.

The spelling of 168398084474 in words is "one hundred sixty-eight billion, three hundred ninety-eight million, eighty-four thousand, four hundred seventy-four".