195961441911 has 8 divisors (see below), whose sum is σ = 261638381040. Its totient is φ = 130462732032.

The previous prime is 195961441909. The next prime is 195961441927. The reversal of 195961441911 is 119144169591.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 195961441911 - 2¹ = 195961441909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195961441211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44554746 + ... + 44559143.

It is an arithmetic number, because the mean of its divisors is an integer number (32704797630).

Almost surely, 2^195961441911 is an apocalyptic number.

195961441911 is a deficient number, since it is larger than the sum of its proper divisors (65676939129).

195961441911 is an equidigital number, since it uses as much as digits as its factorization.

195961441911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89114625.

The product of its digits is 349920, while the sum is 51.

The spelling of 195961441911 in words is "one hundred ninety-five billion, nine hundred sixty-one million, four hundred forty-one thousand, nine hundred eleven".