198842292560 has 20 divisors (see below), whose sum is σ = 462308330388. Its totient is φ = 79536916992.

The previous prime is 198842292559. The next prime is 198842292563. The reversal of 198842292560 is 65292248891.

198842292560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 77130620176 + 121711672384 = 277724^2 + 348872^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 198842292496 and 198842292505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198842292563) 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 3 ways as a sum of consecutive naturals, for example, 1242764249 + ... + 1242764408.

Almost surely, 2^198842292560 is an apocalyptic number.

198842292560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

198842292560 is an abundant number, since it is smaller than the sum of its proper divisors (263466037828).

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

198842292560 is a wasteful number, since it uses less digits than its factorization.

198842292560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2485528670 (or 2485528664 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 56.

The spelling of 198842292560 in words is "one hundred ninety-eight billion, eight hundred forty-two million, two hundred ninety-two thousand, five hundred sixty".