196403988064 has 24 divisors (see below), whose sum is σ = 388905451200. Its totient is φ = 97634349696.

The previous prime is 196403988059. The next prime is 196403988083. The reversal of 196403988064 is 460889304691.

It is a happy number.

196403988064 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17733264 + ... + 17744335.

It is an arithmetic number, because the mean of its divisors is an integer number (16204393800).

Almost surely, 2^196403988064 is an apocalyptic number.

It is an amenable number.

196403988064 is a deficient number, since it is larger than the sum of its proper divisors (192501463136).

196403988064 is a wasteful number, since it uses less digits than its factorization.

196403988064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35477782 (or 35477774 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 58.

The spelling of 196403988064 in words is "one hundred ninety-six billion, four hundred three million, nine hundred eighty-eight thousand, sixty-four".