98713056601909 has 2 divisors, whose sum is σ = 98713056601910. Its totient is φ = 98713056601908.

The previous prime is 98713056601853. The next prime is 98713056601931. The reversal of 98713056601909 is 90910665031789.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97944611509809 + 768445092100 = 9896697^2 + 876610^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98713056601909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98713056601949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49356528300954 + 49356528300955.

It is an arithmetic number, because the mean of its divisors is an integer number (49356528300955).

Almost surely, 2^{98713056601909} is an apocalyptic number.

It is an amenable number.

98713056601909 is a deficient number, since it is larger than the sum of its proper divisors (1).

98713056601909 is an equidigital number, since it uses as much as digits as its factorization.

98713056601909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22044960, while the sum is 64.

The spelling of 98713056601909 in words is "ninety-eight trillion, seven hundred thirteen billion, fifty-six million, six hundred one thousand, nine hundred nine".