47676196181 has 2 divisors, whose sum is σ = 47676196182. Its totient is φ = 47676196180.

The previous prime is 47676196157. The next prime is 47676196201. The reversal of 47676196181 is 18169167674.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40656269956 + 7019926225 = 201634^2 + 83785^2 .

It is a cyclic number.

It is not a de Polignac number, because 47676196181 - 2¹⁸ = 47675934037 is a prime.

It is a super-2 number, since 2×47676196181² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47676196111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23838098090 + 23838098091.

It is an arithmetic number, because the mean of its divisors is an integer number (23838098091).

Almost surely, 2^47676196181 is an apocalyptic number.

It is an amenable number.

47676196181 is a deficient number, since it is larger than the sum of its proper divisors (1).

47676196181 is an equidigital number, since it uses as much as digits as its factorization.

47676196181 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3048192, while the sum is 56.

The spelling of 47676196181 in words is "forty-seven billion, six hundred seventy-six million, one hundred ninety-six thousand, one hundred eighty-one".