195956275061 has 4 divisors (see below), whose sum is σ = 195957170412. Its totient is φ = 195955379712.

The previous prime is 195956275051. The next prime is 195956275117. The reversal of 195956275061 is 160572659591.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 70998267025 + 124958008036 = 266455^2 + 353494^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-195956275061 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 195956274988 and 195956275006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195956275051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123701 + ... + 638133.

It is an arithmetic number, because the mean of its divisors is an integer number (48989292603).

Almost surely, 2^195956275061 is an apocalyptic number.

It is an amenable number.

195956275061 is a deficient number, since it is larger than the sum of its proper divisors (895351).

195956275061 is an equidigital number, since it uses as much as digits as its factorization.

195956275061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895350.

The product of its (nonzero) digits is 5103000, while the sum is 56.

The spelling of 195956275061 in words is "one hundred ninety-five billion, nine hundred fifty-six million, two hundred seventy-five thousand, sixty-one".