195225996937 has 2 divisors, whose sum is σ = 195225996938. Its totient is φ = 195225996936.

The previous prime is 195225996863. The next prime is 195225997027. The reversal of 195225996937 is 739699522591.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 185412915216 + 9813081721 = 430596^2 + 99061^2 .

It is a cyclic number.

It is not a de Polignac number, because 195225996937 - 2³⁵ = 160866258569 is a prime.

It is a super-2 number, since 2×195225996937² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (195225996137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97612998468 + 97612998469.

It is an arithmetic number, because the mean of its divisors is an integer number (97612998469).

Almost surely, 2^195225996937 is an apocalyptic number.

It is an amenable number.

195225996937 is a deficient number, since it is larger than the sum of its proper divisors (1).

195225996937 is an equidigital number, since it uses as much as digits as its factorization.

195225996937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82668600, while the sum is 67.

The spelling of 195225996937 in words is "one hundred ninety-five billion, two hundred twenty-five million, nine hundred ninety-six thousand, nine hundred thirty-seven".