198324152896 has 21 divisors (see below), whose sum is σ = 393556560739. Its totient is φ = 99160295104.

The previous prime is 198324152891. The next prime is 198324152899. The reversal of 198324152896 is 698251423891.

It is a happy number.

The square root of 198324152896 is 445336.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 198324152896.

It is not an unprimeable number, because it can be changed into a prime (198324152891) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3534855 + ... + 3590521.

Almost surely, 2^198324152896 is an apocalyptic number.

198324152896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

198324152896 is the 445336-th square number.

It is an amenable number.

198324152896 is a deficient number, since it is larger than the sum of its proper divisors (195232407843).

198324152896 is an frugal number, since it uses more digits than its factorization.

198324152896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111346 (or 55669 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 58.

The spelling of 198324152896 in words is "one hundred ninety-eight billion, three hundred twenty-four million, one hundred fifty-two thousand, eight hundred ninety-six".