195001968041 has 2 divisors, whose sum is σ = 195001968042. Its totient is φ = 195001968040.

The previous prime is 195001968037. The next prime is 195001968047. The reversal of 195001968041 is 140869100591.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 194767755625 + 234212416 = 441325^2 + 15304^2 .

It is a cyclic number.

It is not a de Polignac number, because 195001968041 - 2² = 195001968037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 195001967983 and 195001968001.

It is not a weakly prime, because it can be changed into another prime (195001968047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97500984020 + 97500984021.

It is an arithmetic number, because the mean of its divisors is an integer number (97500984021).

Almost surely, 2^195001968041 is an apocalyptic number.

It is an amenable number.

195001968041 is a deficient number, since it is larger than the sum of its proper divisors (1).

195001968041 is an equidigital number, since it uses as much as digits as its factorization.

195001968041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 44.

The spelling of 195001968041 in words is "one hundred ninety-five billion, one million, nine hundred sixty-eight thousand, forty-one".