196013533446257 has 2 divisors, whose sum is σ = 196013533446258. Its totient is φ = 196013533446256.

The previous prime is 196013533446163. The next prime is 196013533446259. The reversal of 196013533446257 is 752644335310691.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 162114111619216 + 33899421827041 = 12732404^2 + 5822321^2 .

It is an emirp because it is prime and its reverse (752644335310691) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 196013533446257 - 2⁸ = 196013533446001 is a prime.

It is a super-2 number, since 2×196013533446257² (a number of 29 digits) contains 22 as substring.

Together with 196013533446259, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 196013533446196 and 196013533446205.

It is not a weakly prime, because it can be changed into another prime (196013533446259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98006766723128 + 98006766723129.

It is an arithmetic number, because the mean of its divisors is an integer number (98006766723129).

Almost surely, 2^{196013533446257} is an apocalyptic number.

It is an amenable number.

196013533446257 is a deficient number, since it is larger than the sum of its proper divisors (1).

196013533446257 is an equidigital number, since it uses as much as digits as its factorization.

196013533446257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48988800, while the sum is 59.

The spelling of 196013533446257 in words is "one hundred ninety-six trillion, thirteen billion, five hundred thirty-three million, four hundred forty-six thousand, two hundred fifty-seven".