196035194838 has 24 divisors (see below), whose sum is σ = 456081882552. Its totient is φ = 56010055584.

The previous prime is 196035194837. The next prime is 196035194851. The reversal of 196035194838 is 838491530691.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196035194837) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 333392895 + ... + 333393482.

It is an arithmetic number, because the mean of its divisors is an integer number (19003411773).

Almost surely, 2^196035194838 is an apocalyptic number.

196035194838 is an abundant number, since it is smaller than the sum of its proper divisors (260046687714).

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

196035194838 is a wasteful number, since it uses less digits than its factorization.

196035194838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666786396 (or 666786389 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 57.

The spelling of 196035194838 in words is "one hundred ninety-six billion, thirty-five million, one hundred ninety-four thousand, eight hundred thirty-eight".