196450378841 has 2 divisors, whose sum is σ = 196450378842. Its totient is φ = 196450378840.

The previous prime is 196450378807. The next prime is 196450378871. The reversal of 196450378841 is 148873054691.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 196400535241 + 49843600 = 443171^2 + 7060^2 .

It is a cyclic number.

It is not a de Polignac number, because 196450378841 - 2²⁶ = 196383269977 is a prime.

It is not a weakly prime, because it can be changed into another prime (196450378871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98225189420 + 98225189421.

It is an arithmetic number, because the mean of its divisors is an integer number (98225189421).

Almost surely, 2^196450378841 is an apocalyptic number.

It is an amenable number.

196450378841 is a deficient number, since it is larger than the sum of its proper divisors (1).

196450378841 is an equidigital number, since it uses as much as digits as its factorization.

196450378841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5806080, while the sum is 56.

The spelling of 196450378841 in words is "one hundred ninety-six billion, four hundred fifty million, three hundred seventy-eight thousand, eight hundred forty-one".