47505332317 has 2 divisors, whose sum is σ = 47505332318. Its totient is φ = 47505332316.

The previous prime is 47505332311. The next prime is 47505332437. The reversal of 47505332317 is 71323350574.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47469079876 + 36252441 = 217874^2 + 6021^2 .

It is a cyclic number.

It is not a de Polignac number, because 47505332317 - 2³ = 47505332309 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47505332317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47505332311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23752666158 + 23752666159.

It is an arithmetic number, because the mean of its divisors is an integer number (23752666159).

Almost surely, 2^47505332317 is an apocalyptic number.

It is an amenable number.

47505332317 is a deficient number, since it is larger than the sum of its proper divisors (1).

47505332317 is an equidigital number, since it uses as much as digits as its factorization.

47505332317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 264600, while the sum is 40.

The spelling of 47505332317 in words is "forty-seven billion, five hundred five million, three hundred thirty-two thousand, three hundred seventeen".