198041385252 has 24 divisors (see below), whose sum is σ = 462172601632. Its totient is φ = 66002932800.

The previous prime is 198041385133. The next prime is 198041385259. The reversal of 198041385252 is 252583140891.

198041385252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (198041385259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1281649 + ... + 1427832.

Almost surely, 2^198041385252 is an apocalyptic number.

198041385252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

198041385252 is an abundant number, since it is smaller than the sum of its proper divisors (264131216380).

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

198041385252 is a wasteful number, since it uses less digits than its factorization.

198041385252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2715579 (or 2715577 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 48.

The spelling of 198041385252 in words is "one hundred ninety-eight billion, forty-one million, three hundred eighty-five thousand, two hundred fifty-two".