198040710548 has 48 divisors (see below), whose sum is σ = 381489937920. Its totient is φ = 89537605344.

The previous prime is 198040710541. The next prime is 198040710601. The reversal of 198040710548 is 845017040891.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198040710541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 695015 + ... + 937617.

It is an arithmetic number, because the mean of its divisors is an integer number (7947707040).

Almost surely, 2^198040710548 is an apocalyptic number.

It is an amenable number.

198040710548 is a deficient number, since it is larger than the sum of its proper divisors (183449227372).

198040710548 is a wasteful number, since it uses less digits than its factorization.

198040710548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243116 (or 243114 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 47.

The spelling of 198040710548 in words is "one hundred ninety-eight billion, forty million, seven hundred ten thousand, five hundred forty-eight".