98939286949 has 2 divisors, whose sum is σ = 98939286950. Its totient is φ = 98939286948.

The previous prime is 98939286911. The next prime is 98939287091. The reversal of 98939286949 is 94968293989.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98937298849 + 1988100 = 314543^2 + 1410^2 .

It is an emirp because it is prime and its reverse (94968293989) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98939286949 - 2⁹ = 98939286437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98939287949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49469643474 + 49469643475.

It is an arithmetic number, because the mean of its divisors is an integer number (49469643475).

Almost surely, 2^98939286949 is an apocalyptic number.

It is an amenable number.

98939286949 is a deficient number, since it is larger than the sum of its proper divisors (1).

98939286949 is an equidigital number, since it uses as much as digits as its factorization.

98939286949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544195584, while the sum is 76.

The spelling of 98939286949 in words is "ninety-eight billion, nine hundred thirty-nine million, two hundred eighty-six thousand, nine hundred forty-nine".