9853505141617 has 2 divisors, whose sum is σ = 9853505141618. Its totient is φ = 9853505141616.

The previous prime is 9853505141591. The next prime is 9853505141651. The reversal of 9853505141617 is 7161415053589.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7694415802161 + 2159089339456 = 2773881^2 + 1469384^2 .

It is a cyclic number.

It is not a de Polignac number, because 9853505141617 - 2³⁹ = 9303749327729 is a prime.

It is not a weakly prime, because it can be changed into another prime (9853505142617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4926752570808 + 4926752570809.

It is an arithmetic number, because the mean of its divisors is an integer number (4926752570809).

Almost surely, 2^{9853505141617} is an apocalyptic number.

It is an amenable number.

9853505141617 is a deficient number, since it is larger than the sum of its proper divisors (1).

9853505141617 is an equidigital number, since it uses as much as digits as its factorization.

9853505141617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536000, while the sum is 55.

The spelling of 9853505141617 in words is "nine trillion, eight hundred fifty-three billion, five hundred five million, one hundred forty-one thousand, six hundred seventeen".