194701767241 has 2 divisors, whose sum is σ = 194701767242. Its totient is φ = 194701767240.

The previous prime is 194701767233. The next prime is 194701767251. The reversal of 194701767241 is 142767107491.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118683006016 + 76018761225 = 344504^2 + 275715^2 .

It is a cyclic number.

It is not a de Polignac number, because 194701767241 - 2³ = 194701767233 is a prime.

It is not a weakly prime, because it can be changed into another prime (194701767251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97350883620 + 97350883621.

It is an arithmetic number, because the mean of its divisors is an integer number (97350883621).

Almost surely, 2^194701767241 is an apocalyptic number.

It is an amenable number.

194701767241 is a deficient number, since it is larger than the sum of its proper divisors (1).

194701767241 is an equidigital number, since it uses as much as digits as its factorization.

194701767241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 592704, while the sum is 49.

The spelling of 194701767241 in words is "one hundred ninety-four billion, seven hundred one million, seven hundred sixty-seven thousand, two hundred forty-one".