98392919181617 has 2 divisors, whose sum is σ = 98392919181618. Its totient is φ = 98392919181616.

The previous prime is 98392919181607. The next prime is 98392919181727. The reversal of 98392919181617 is 71618191929389.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98248854147136 + 144065034481 = 9912056^2 + 379559^2 .

It is a cyclic number.

It is not a de Polignac number, because 98392919181617 - 2⁶ = 98392919181553 is a prime.

It is not a weakly prime, because it can be changed into another prime (98392919181607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49196459590808 + 49196459590809.

It is an arithmetic number, because the mean of its divisors is an integer number (49196459590809).

Almost surely, 2^{98392919181617} is an apocalyptic number.

It is an amenable number.

98392919181617 is a deficient number, since it is larger than the sum of its proper divisors (1).

98392919181617 is an equidigital number, since it uses as much as digits as its factorization.

98392919181617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105815808, while the sum is 74.

The spelling of 98392919181617 in words is "ninety-eight trillion, three hundred ninety-two billion, nine hundred nineteen million, one hundred eighty-one thousand, six hundred seventeen".