198528202003 has 24 divisors (see below), whose sum is σ = 213561139200. Its totient is φ = 184030346304.

The previous prime is 198528201973. The next prime is 198528202007. The reversal of 198528202003 is 300202825891.

It is not a de Polignac number, because 198528202003 - 2³³ = 189938267411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (198528202007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12851158 + ... + 12866596.

It is an arithmetic number, because the mean of its divisors is an integer number (8898380800).

Almost surely, 2^198528202003 is an apocalyptic number.

198528202003 is a deficient number, since it is larger than the sum of its proper divisors (15032937197).

198528202003 is a wasteful number, since it uses less digits than its factorization.

198528202003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15731 (or 15658 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The spelling of 198528202003 in words is "one hundred ninety-eight billion, five hundred twenty-eight million, two hundred two thousand, three".