196959327601 has 9 divisors (see below), whose sum is σ = 199398213561. Its totient is φ = 194549931972.

The previous prime is 196959327589. The next prime is 196959327629. The reversal of 196959327601 is 106723959691.

It is a happy number.

The square root of 196959327601 is 443801.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 196959327601 - 2⁷ = 196959327473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196959327641) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 36832810 + ... + 36838156.

Almost surely, 2^196959327601 is an apocalyptic number.

196959327601 is the 443801-st square number.

196959327601 is the 221901-st centered octagonal number.

It is an amenable number.

196959327601 is a deficient number, since it is larger than the sum of its proper divisors (2438885960).

196959327601 is an frugal number, since it uses more digits than its factorization.

196959327601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10860 (or 5430 counting only the distinct ones).

The product of its (nonzero) digits is 5511240, while the sum is 58.

The spelling of 196959327601 in words is "one hundred ninety-six billion, nine hundred fifty-nine million, three hundred twenty-seven thousand, six hundred one".