196398791573 has 8 divisors (see below), whose sum is σ = 199203079680. Its totient is φ = 193595562160.

The previous prime is 196398791531. The next prime is 196398791579. The reversal of 196398791573 is 375197893691.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 196398791573 - 2¹⁶ = 196398726037 is a prime.

It is a super-3 number, since 3×196398791573³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196398791579) 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 7 ways as a sum of consecutive naturals, for example, 112811 + ... + 636807.

It is an arithmetic number, because the mean of its divisors is an integer number (24900384960).

Almost surely, 2^196398791573 is an apocalyptic number.

It is an amenable number.

196398791573 is a deficient number, since it is larger than the sum of its proper divisors (2804288107).

196398791573 is an equidigital number, since it uses as much as digits as its factorization.

196398791573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529347.

The product of its digits is 77157360, while the sum is 68.

The spelling of 196398791573 in words is "one hundred ninety-six billion, three hundred ninety-eight million, seven hundred ninety-one thousand, five hundred seventy-three".