47445336671 has 2 divisors, whose sum is σ = 47445336672. Its totient is φ = 47445336670.

The previous prime is 47445336649. The next prime is 47445336707. The reversal of 47445336671 is 17663354474.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47445336671 - 2⁶ = 47445336607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47445338671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23722668335 + 23722668336.

It is an arithmetic number, because the mean of its divisors is an integer number (23722668336).

Almost surely, 2^47445336671 is an apocalyptic number.

47445336671 is a deficient number, since it is larger than the sum of its proper divisors (1).

47445336671 is an equidigital number, since it uses as much as digits as its factorization.

47445336671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5080320, while the sum is 50.

The spelling of 47445336671 in words is "forty-seven billion, four hundred forty-five million, three hundred thirty-six thousand, six hundred seventy-one".