198281653999382 has 32 divisors (see below), whose sum is σ = 332569161372672. Its totient is φ = 88176773474944.

The previous prime is 198281653999321. The next prime is 198281653999423. The reversal of 198281653999382 is 283999356182891.

It is a super-2 number, since 2×198281653999382² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (83).

It is a self number, because there is not a number n which added to its sum of digits gives 198281653999382.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1527387518 + ... + 1527517329.

It is an arithmetic number, because the mean of its divisors is an integer number (10392786292896).

Almost surely, 2^{198281653999382} is an apocalyptic number.

198281653999382 is a deficient number, since it is larger than the sum of its proper divisors (134287507373290).

198281653999382 is a wasteful number, since it uses less digits than its factorization.

198281653999382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3054904972.

The product of its digits is 3627970560, while the sum is 83.

The spelling of 198281653999382 in words is "one hundred ninety-eight trillion, two hundred eighty-one billion, six hundred fifty-three million, nine hundred ninety-nine thousand, three hundred eighty-two".