195350962637 has 2 divisors, whose sum is σ = 195350962638. Its totient is φ = 195350962636.

The previous prime is 195350962591. The next prime is 195350962643. The reversal of 195350962637 is 736269053591.

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., 177460830121 + 17890132516 = 421261^2 + 133754^2 .

It is an emirp because it is prime and its reverse (736269053591) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 195350962637 - 2³⁶ = 126631485901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195350962537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97675481318 + 97675481319.

It is an arithmetic number, because the mean of its divisors is an integer number (97675481319).

Almost surely, 2^195350962637 is an apocalyptic number.

It is an amenable number.

195350962637 is a deficient number, since it is larger than the sum of its proper divisors (1).

195350962637 is an equidigital number, since it uses as much as digits as its factorization.

195350962637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9185400, while the sum is 56.

The spelling of 195350962637 in words is "one hundred ninety-five billion, three hundred fifty million, nine hundred sixty-two thousand, six hundred thirty-seven".