199882555856 has 20 divisors (see below), whose sum is σ = 387301041504. Its totient is φ = 99933900000.

The previous prime is 199882555841. The next prime is 199882555867. The reversal of 199882555856 is 658555288991.

199882555856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×199882555856² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 199882555856.

It is a congruent number.

It is an unprimeable number.

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, 234230 + ... + 674261.

Almost surely, 2^199882555856 is an apocalyptic number.

199882555856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

199882555856 is a deficient number, since it is larger than the sum of its proper divisors (187418485648).

199882555856 is a wasteful number, since it uses less digits than its factorization.

199882555856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 922250 (or 922244 counting only the distinct ones).

The product of its digits is 311040000, while the sum is 71.

The spelling of 199882555856 in words is "one hundred ninety-nine billion, eight hundred eighty-two million, five hundred fifty-five thousand, eight hundred fifty-six".