196781845363 has 2 divisors, whose sum is σ = 196781845364. Its totient is φ = 196781845362.

The previous prime is 196781845327. The next prime is 196781845387. The reversal of 196781845363 is 363548187691.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 196781845363 - 2⁹ = 196781844851 is a prime.

It is not a weakly prime, because it can be changed into another prime (196781845963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98390922681 + 98390922682.

It is an arithmetic number, because the mean of its divisors is an integer number (98390922682).

Almost surely, 2^196781845363 is an apocalyptic number.

196781845363 is a deficient number, since it is larger than the sum of its proper divisors (1).

196781845363 is an equidigital number, since it uses as much as digits as its factorization.

196781845363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26127360, while the sum is 61.

The spelling of 196781845363 in words is "one hundred ninety-six billion, seven hundred eighty-one million, eight hundred forty-five thousand, three hundred sixty-three".