195765145408 has 112 divisors (see below), whose sum is σ = 452547532800. Its totient is φ = 82284572160.

The previous prime is 195765145397. The next prime is 195765145423. The reversal of 195765145408 is 804541567591.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11595213 + ... + 11612083.

Almost surely, 2^195765145408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 195765145408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226273766400).

195765145408 is an abundant number, since it is smaller than the sum of its proper divisors (256782387392).

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

195765145408 is a wasteful number, since it uses less digits than its factorization.

195765145408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17388 (or 17378 counting only the distinct ones).

The product of its (nonzero) digits is 6048000, while the sum is 55.

The spelling of 195765145408 in words is "one hundred ninety-five billion, seven hundred sixty-five million, one hundred forty-five thousand, four hundred eight".