196578892297 has 16 divisors (see below), whose sum is σ = 204052222080. Its totient is φ = 189153014400.

The previous prime is 196578892273. The next prime is 196578892331. The reversal of 196578892297 is 792298875691.

It is a cyclic number.

It is not a de Polignac number, because 196578892297 - 2³¹ = 194431408649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (196578842297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10292797 + ... + 10311877.

It is an arithmetic number, because the mean of its divisors is an integer number (12753263880).

Almost surely, 2^196578892297 is an apocalyptic number.

It is an amenable number.

196578892297 is a deficient number, since it is larger than the sum of its proper divisors (7473329783).

196578892297 is a wasteful number, since it uses less digits than its factorization.

196578892297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20304.

The product of its digits is 274337280, while the sum is 73.

The spelling of 196578892297 in words is "one hundred ninety-six billion, five hundred seventy-eight million, eight hundred ninety-two thousand, two hundred ninety-seven".