196209514236 has 12 divisors (see below), whose sum is σ = 457822199912. Its totient is φ = 65403171408.

The previous prime is 196209514229. The next prime is 196209514247. The reversal of 196209514236 is 632415902691.

It is a tau number, because it is divible by the number of its divisors (12).

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, 8175396415 + ... + 8175396438.

Almost surely, 2^196209514236 is an apocalyptic number.

It is an amenable number.

196209514236 is an abundant number, since it is smaller than the sum of its proper divisors (261612685676).

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

196209514236 is a wasteful number, since it uses less digits than its factorization.

196209514236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16350792860 (or 16350792858 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 48.

The spelling of 196209514236 in words is "one hundred ninety-six billion, two hundred nine million, five hundred fourteen thousand, two hundred thirty-six".