195889982444960 has 24 divisors (see below), whose sum is σ = 462790083526596. Its totient is φ = 78355992977920.

The previous prime is 195889982444941. The next prime is 195889982445067. The reversal of 195889982444960 is 69444289988591.

It can be written as a sum of positive squares in 2 ways, for example, as 192401201007376 + 3488781437584 = 13870876^2 + 1867828^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 612156194981 + ... + 612156195300.

Almost surely, 2^{195889982444960} is an apocalyptic number.

195889982444960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

195889982444960 is an abundant number, since it is smaller than the sum of its proper divisors (266900101081636).

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

195889982444960 is a wasteful number, since it uses less digits than its factorization.

195889982444960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224312390296 (or 1224312390288 counting only the distinct ones).

The product of its (nonzero) digits is 12899450880, while the sum is 86.

The spelling of 195889982444960 in words is "one hundred ninety-five trillion, eight hundred eighty-nine billion, nine hundred eighty-two million, four hundred forty-four thousand, nine hundred sixty".