195225997017 has 16 divisors (see below), whose sum is σ = 272708575232. Its totient is φ = 124072367760.

The previous prime is 195225996937. The next prime is 195225997027. The reversal of 195225997017 is 710799522591.

195225997017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 195225997017 - 2¹⁴ = 195225980633 is a prime.

It is a super-2 number, since 2×195225997017² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (195225997027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15659473 + ... + 15671934.

It is an arithmetic number, because the mean of its divisors is an integer number (17044285952).

Almost surely, 2^195225997017 is an apocalyptic number.

It is an amenable number.

195225997017 is a deficient number, since it is larger than the sum of its proper divisors (77482578215).

195225997017 is a wasteful number, since it uses less digits than its factorization.

195225997017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31331508.

The product of its (nonzero) digits is 3572100, while the sum is 57.

The spelling of 195225997017 in words is "one hundred ninety-five billion, two hundred twenty-five million, nine hundred ninety-seven thousand, seventeen".