98935577893 has 2 divisors, whose sum is σ = 98935577894. Its totient is φ = 98935577892.

The previous prime is 98935577891. The next prime is 98935577963. The reversal of 98935577893 is 39877553989.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97833205089 + 1102372804 = 312783^2 + 33202^2 .

It is a cyclic number.

It is not a de Polignac number, because 98935577893 - 2¹ = 98935577891 is a prime.

Together with 98935577891, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98935577891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49467788946 + 49467788947.

It is an arithmetic number, because the mean of its divisors is an integer number (49467788947).

Almost surely, 2^98935577893 is an apocalyptic number.

It is an amenable number.

98935577893 is a deficient number, since it is larger than the sum of its proper divisors (1).

98935577893 is an equidigital number, since it uses as much as digits as its factorization.

98935577893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 514382400, while the sum is 73.

The spelling of 98935577893 in words is "ninety-eight billion, nine hundred thirty-five million, five hundred seventy-seven thousand, eight hundred ninety-three".