195044880 has 80 divisors (see below), whose sum is σ = 636477120. Its totient is φ = 49273344.

The previous prime is 195044851. The next prime is 195044887. The reversal of 195044880 is 88440591.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (195044887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16827 + ... + 25946.

It is an arithmetic number, because the mean of its divisors is an integer number (7955964).

Almost surely, 2^195044880 is an apocalyptic number.

195044880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

195044880 is an abundant number, since it is smaller than the sum of its proper divisors (441432240).

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

195044880 is a wasteful number, since it uses less digits than its factorization.

195044880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42808 (or 42802 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 39.

The square root of 195044880 is about 13965.8469130948. The cubic root of 195044880 is about 579.9334842469.

The spelling of 195044880 in words is "one hundred ninety-five million, forty-four thousand, eight hundred eighty".