98102026366909 has 2 divisors, whose sum is σ = 98102026366910. Its totient is φ = 98102026366908.

The previous prime is 98102026366889. The next prime is 98102026366963. The reversal of 98102026366909 is 90966362020189.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61280370799684 + 36821655567225 = 7828178^2 + 6068085^2 .

It is an emirp because it is prime and its reverse (90966362020189) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98102026366909 - 2¹³ = 98102026358717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98102026366009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49051013183454 + 49051013183455.

It is an arithmetic number, because the mean of its divisors is an integer number (49051013183455).

Almost surely, 2^{98102026366909} is an apocalyptic number.

It is an amenable number.

98102026366909 is a deficient number, since it is larger than the sum of its proper divisors (1).

98102026366909 is an equidigital number, since it uses as much as digits as its factorization.

98102026366909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15116544, while the sum is 61.

The spelling of 98102026366909 in words is "ninety-eight trillion, one hundred two billion, twenty-six million, three hundred sixty-six thousand, nine hundred nine".