195633034249 has 2 divisors, whose sum is σ = 195633034250. Its totient is φ = 195633034248.

The previous prime is 195633034237. The next prime is 195633034273. The reversal of 195633034249 is 942430336591.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 193002062400 + 2630971849 = 439320^2 + 51293^2 .

It is a cyclic number.

It is not a de Polignac number, because 195633034249 - 2²¹ = 195630937097 is a prime.

It is not a weakly prime, because it can be changed into another prime (195633034349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97816517124 + 97816517125.

It is an arithmetic number, because the mean of its divisors is an integer number (97816517125).

Almost surely, 2^195633034249 is an apocalyptic number.

It is an amenable number.

195633034249 is a deficient number, since it is larger than the sum of its proper divisors (1).

195633034249 is an equidigital number, since it uses as much as digits as its factorization.

195633034249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2099520, while the sum is 49.

The spelling of 195633034249 in words is "one hundred ninety-five billion, six hundred thirty-three million, thirty-four thousand, two hundred forty-nine".