195242027044 has 9 divisors (see below), whose sum is σ = 341675093851. Its totient is φ = 97620571660.

The previous prime is 195242027003. The next prime is 195242027047. The reversal of 195242027044 is 440720242591.

The square root of 195242027044 is 441862.

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

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 195242026988 and 195242027006.

It is not an unprimeable number, because it can be changed into a prime (195242027047) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 773259 + ... + 994189.

Almost surely, 2^195242027044 is an apocalyptic number.

195242027044 is the 441862-nd square number.

It is an amenable number.

195242027044 is a deficient number, since it is larger than the sum of its proper divisors (146433066807).

195242027044 is an frugal number, since it uses more digits than its factorization.

195242027044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441866 (or 220933 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 195242027044 in words is "one hundred ninety-five billion, two hundred forty-two million, twenty-seven thousand, forty-four".