195509002896 has 45 divisors (see below), whose sum is σ = 547168517571. Its totient is φ = 65167898976.

The previous prime is 195509002859. The next prime is 195509002963. The reversal of 195509002896 is 698200905591.

The square root of 195509002896 is 442164.

It is a perfect power (a square), and thus also a powerful number.

195509002896 is a `hidden beast` number, since 1 + 9 + 550 + 9 + 0 + 0 + 2 + 89 + 6 = 666.

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 8 ways as a sum of consecutive naturals, for example, 5287545 + ... + 5324391.

Almost surely, 2^195509002896 is an apocalyptic number.

195509002896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

195509002896 is the 442164-th square number.

It is an amenable number.

195509002896 is an abundant number, since it is smaller than the sum of its proper divisors (351659514675).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

195509002896 is an frugal number, since it uses more digits than its factorization.

195509002896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73708 (or 36852 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 54.

The spelling of 195509002896 in words is "one hundred ninety-five billion, five hundred nine million, two thousand, eight hundred ninety-six".