47216176163291 has 2 divisors, whose sum is σ = 47216176163292. Its totient is φ = 47216176163290.

The previous prime is 47216176163263. The next prime is 47216176163347. The reversal of 47216176163291 is 19236167161274.

It is an a-pointer prime, because the next prime (47216176163347) can be obtained adding 47216176163291 to its sum of digits (56).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47216176163291 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (47216176163791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23608088081645 + 23608088081646.

It is an arithmetic number, because the mean of its divisors is an integer number (23608088081646).

Almost surely, 2^{47216176163291} is an apocalyptic number.

47216176163291 is a deficient number, since it is larger than the sum of its proper divisors (1).

47216176163291 is an equidigital number, since it uses as much as digits as its factorization.

47216176163291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4572288, while the sum is 56.

The spelling of 47216176163291 in words is "forty-seven trillion, two hundred sixteen billion, one hundred seventy-six million, one hundred sixty-three thousand, two hundred ninety-one".