196853665680 has 120 divisors (see below), whose sum is σ = 755543136192. Its totient is φ = 44995122432.

The previous prime is 196853665649. The next prime is 196853665717. The reversal of 196853665680 is 86566358691.

196853665680 is a `hidden beast` number, since 1 + 9 + 6 + 8 + 5 + 3 + 66 + 568 + 0 = 666.

196853665680 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (63).

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 23 ways as a sum of consecutive naturals, for example, 19524094 + ... + 19534173.

Almost surely, 2^196853665680 is an apocalyptic number.

196853665680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

196853665680 is an abundant number, since it is smaller than the sum of its proper divisors (558689470512).

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

196853665680 is a wasteful number, since it uses less digits than its factorization.

196853665680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39058293 (or 39058284 counting only the distinct ones).

The product of its (nonzero) digits is 55987200, while the sum is 63.

The spelling of 196853665680 in words is "one hundred ninety-six billion, eight hundred fifty-three million, six hundred sixty-five thousand, six hundred eighty".