47216204478871 has 2 divisors, whose sum is σ = 47216204478872. Its totient is φ = 47216204478870.

The previous prime is 47216204478857. The next prime is 47216204478889. The reversal of 47216204478871 is 17887440261274.

47216204478871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47216204478871 - 2¹³ = 47216204470679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47216204476871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23608102239435 + 23608102239436.

It is an arithmetic number, because the mean of its divisors is an integer number (23608102239436).

Almost surely, 2^{47216204478871} is an apocalyptic number.

47216204478871 is a deficient number, since it is larger than the sum of its proper divisors (1).

47216204478871 is an equidigital number, since it uses as much as digits as its factorization.

47216204478871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33718272, while the sum is 61.

The spelling of 47216204478871 in words is "forty-seven trillion, two hundred sixteen billion, two hundred four million, four hundred seventy-eight thousand, eight hundred seventy-one".