47006566171 has 2 divisors, whose sum is σ = 47006566172. Its totient is φ = 47006566170.

The previous prime is 47006566163. The next prime is 47006566177. The reversal of 47006566171 is 17166560074.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47006566171 - 2³ = 47006566163 is a prime.

It is not a weakly prime, because it can be changed into another prime (47006566177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23503283085 + 23503283086.

It is an arithmetic number, because the mean of its divisors is an integer number (23503283086).

Almost surely, 2^47006566171 is an apocalyptic number.

47006566171 is a deficient number, since it is larger than the sum of its proper divisors (1).

47006566171 is an equidigital number, since it uses as much as digits as its factorization.

47006566171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 47006566171 in words is "forty-seven billion, six million, five hundred sixty-six thousand, one hundred seventy-one".