195760037237 has 2 divisors, whose sum is σ = 195760037238. Its totient is φ = 195760037236.

The previous prime is 195760037189. The next prime is 195760037243. The reversal of 195760037237 is 732730067591.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143281932676 + 52478104561 = 378526^2 + 229081^2 .

It is an emirp because it is prime and its reverse (732730067591) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-195760037237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195760037437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97880018618 + 97880018619.

It is an arithmetic number, because the mean of its divisors is an integer number (97880018619).

Almost surely, 2^195760037237 is an apocalyptic number.

It is an amenable number.

195760037237 is a deficient number, since it is larger than the sum of its proper divisors (1).

195760037237 is an equidigital number, since it uses as much as digits as its factorization.

195760037237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1666980, while the sum is 50.

The spelling of 195760037237 in words is "one hundred ninety-five billion, seven hundred sixty million, thirty-seven thousand, two hundred thirty-seven".