160818824449 has 2 divisors, whose sum is σ = 160818824450. Its totient is φ = 160818824448.

The previous prime is 160818824443. The next prime is 160818824611. The reversal of 160818824449 is 944428818061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135226823824 + 25592000625 = 367732^2 + 159975^2 .

It is a cyclic number.

It is not a de Polignac number, because 160818824449 - 2¹¹ = 160818822401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 160818824449.

It is not a weakly prime, because it can be changed into another prime (160818824443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80409412224 + 80409412225.

It is an arithmetic number, because the mean of its divisors is an integer number (80409412225).

Almost surely, 2^160818824449 is an apocalyptic number.

It is an amenable number.

160818824449 is a deficient number, since it is larger than the sum of its proper divisors (1).

160818824449 is an equidigital number, since it uses as much as digits as its factorization.

160818824449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3538944, while the sum is 55.

The spelling of 160818824449 in words is "one hundred sixty billion, eight hundred eighteen million, eight hundred twenty-four thousand, four hundred forty-nine".