198938396304 has 70 divisors (see below), whose sum is σ = 577900383846. Its totient is φ = 66312794880.

The previous prime is 198938396299. The next prime is 198938396351. The reversal of 198938396304 is 403693839891.

198938396304 is a `hidden beast` number, since 198 + 9 + 383 + 9 + 63 + 0 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 181435106304 + 17503290000 = 425952^2 + 132300^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 8516217 + ... + 8539544.

Almost surely, 2^198938396304 is an apocalyptic number.

It is an amenable number.

198938396304 is an abundant number, since it is smaller than the sum of its proper divisors (378961987542).

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

198938396304 is an equidigital number, since it uses as much as digits as its factorization.

198938396304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17055787 (or 17055766 counting only the distinct ones).

The product of its (nonzero) digits is 30233088, while the sum is 63.

The spelling of 198938396304 in words is "one hundred ninety-eight billion, nine hundred thirty-eight million, three hundred ninety-six thousand, three hundred four".