47766846594461 has 2 divisors, whose sum is σ = 47766846594462. Its totient is φ = 47766846594460.

The previous prime is 47766846594433. The next prime is 47766846594463. The reversal of 47766846594461 is 16449564866774.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41335499874361 + 6431346720100 = 6429269^2 + 2536010^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47766846594461 is a prime.

Together with 47766846594463, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47766846594463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23883423297230 + 23883423297231.

It is an arithmetic number, because the mean of its divisors is an integer number (23883423297231).

Almost surely, 2^{47766846594461} is an apocalyptic number.

It is an amenable number.

47766846594461 is a deficient number, since it is larger than the sum of its proper divisors (1).

47766846594461 is an equidigital number, since it uses as much as digits as its factorization.

47766846594461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5852528640, while the sum is 77.

The spelling of 47766846594461 in words is "forty-seven trillion, seven hundred sixty-six billion, eight hundred forty-six million, five hundred ninety-four thousand, four hundred sixty-one".