195394097216 has 28 divisors (see below), whose sum is σ = 387790651392. Its totient is φ = 97683067008.

The previous prime is 195394097201. The next prime is 195394097251. The reversal of 195394097216 is 612790493591.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 239681 + ... + 669503.

Almost surely, 2^195394097216 is an apocalyptic number.

195394097216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

195394097216 is a deficient number, since it is larger than the sum of its proper divisors (192396554176).

195394097216 is an equidigital number, since it uses as much as digits as its factorization.

195394097216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436938 (or 436928 counting only the distinct ones).

The product of its (nonzero) digits is 3674160, while the sum is 56.

The spelling of 195394097216 in words is "one hundred ninety-five billion, three hundred ninety-four million, ninety-seven thousand, two hundred sixteen".