198575002002 has 32 divisors (see below), whose sum is σ = 439259470272. Its totient is φ = 59448648384.

The previous prime is 198575001983. The next prime is 198575002009. The reversal of 198575002002 is 200200575891.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (198575002009) 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, 34400268 + ... + 34406039.

It is an arithmetic number, because the mean of its divisors is an integer number (13726858446).

Almost surely, 2^198575002002 is an apocalyptic number.

198575002002 is an abundant number, since it is smaller than the sum of its proper divisors (240684468270).

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

198575002002 is a wasteful number, since it uses less digits than its factorization.

198575002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68806362.

The product of its (nonzero) digits is 50400, while the sum is 39.

Adding to 198575002002 its reverse (200200575891), we get a palindrome (398775577893).

The spelling of 198575002002 in words is "one hundred ninety-eight billion, five hundred seventy-five million, two thousand, two".