198628834736 has 20 divisors (see below), whose sum is σ = 384873153000. Its totient is φ = 99306730752.

The previous prime is 198628834709. The next prime is 198628834741. The reversal of 198628834736 is 637438826891.

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 3 ways as a sum of consecutive naturals, for example, 264281 + ... + 683448.

It is an arithmetic number, because the mean of its divisors is an integer number (19243657650).

Almost surely, 2^198628834736 is an apocalyptic number.

198628834736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

198628834736 is a deficient number, since it is larger than the sum of its proper divisors (186244318264).

198628834736 is a wasteful number, since it uses less digits than its factorization.

198628834736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960836 (or 960830 counting only the distinct ones).

The product of its digits is 83607552, while the sum is 65.

The spelling of 198628834736 in words is "one hundred ninety-eight billion, six hundred twenty-eight million, eight hundred thirty-four thousand, seven hundred thirty-six".