47315901169729 has 2 divisors, whose sum is σ = 47315901169730. Its totient is φ = 47315901169728.

The previous prime is 47315901169723. The next prime is 47315901169781. The reversal of 47315901169729 is 92796110951374.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36680162652225 + 10635738517504 = 6056415^2 + 3261248^2 .

It is a cyclic number.

It is not a de Polignac number, because 47315901169729 - 2³ = 47315901169721 is a prime.

It is not a weakly prime, because it can be changed into another prime (47315901169721) 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, 23657950584864 + 23657950584865.

It is an arithmetic number, because the mean of its divisors is an integer number (23657950584865).

Almost surely, 2^{47315901169729} is an apocalyptic number.

It is an amenable number.

47315901169729 is a deficient number, since it is larger than the sum of its proper divisors (1).

47315901169729 is an equidigital number, since it uses as much as digits as its factorization.

47315901169729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25719120, while the sum is 64.

The spelling of 47315901169729 in words is "forty-seven trillion, three hundred fifteen billion, nine hundred one million, one hundred sixty-nine thousand, seven hundred twenty-nine".