99066273617 has 2 divisors, whose sum is σ = 99066273618. Its totient is φ = 99066273616.

The previous prime is 99066273583. The next prime is 99066273661. The reversal of 99066273617 is 71637266099.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65507331136 + 33558942481 = 255944^2 + 183191^2 .

It is a cyclic number.

It is not a de Polignac number, because 99066273617 - 2¹⁶ = 99066208081 is a prime.

It is not a weakly prime, because it can be changed into another prime (99066273017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49533136808 + 49533136809.

It is an arithmetic number, because the mean of its divisors is an integer number (49533136809).

Almost surely, 2^99066273617 is an apocalyptic number.

It is an amenable number.

99066273617 is a deficient number, since it is larger than the sum of its proper divisors (1).

99066273617 is an equidigital number, since it uses as much as digits as its factorization.

99066273617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5143824, while the sum is 56.

The spelling of 99066273617 in words is "ninety-nine billion, sixty-six million, two hundred seventy-three thousand, six hundred seventeen".