196387504133 has 2 divisors, whose sum is σ = 196387504134. Its totient is φ = 196387504132.

The previous prime is 196387504123. The next prime is 196387504139. The reversal of 196387504133 is 331405783691.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147854092324 + 48533411809 = 384518^2 + 220303^2 .

It is a cyclic number.

It is not a de Polignac number, because 196387504133 - 2⁸ = 196387503877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196387504139) 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 as a sum of consecutive naturals, namely, 98193752066 + 98193752067.

It is an arithmetic number, because the mean of its divisors is an integer number (98193752067).

Almost surely, 2^196387504133 is an apocalyptic number.

It is an amenable number.

196387504133 is a deficient number, since it is larger than the sum of its proper divisors (1).

196387504133 is an equidigital number, since it uses as much as digits as its factorization.

196387504133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1632960, while the sum is 50.

The spelling of 196387504133 in words is "one hundred ninety-six billion, three hundred eighty-seven million, five hundred four thousand, one hundred thirty-three".