98536532791 has 2 divisors, whose sum is σ = 98536532792. Its totient is φ = 98536532790.

The previous prime is 98536532789. The next prime is 98536532819. The reversal of 98536532791 is 19723563589.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98536532791 - 2¹ = 98536532789 is a prime.

Together with 98536532789, 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 (98536532191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49268266395 + 49268266396.

It is an arithmetic number, because the mean of its divisors is an integer number (49268266396).

Almost surely, 2^98536532791 is an apocalyptic number.

98536532791 is a deficient number, since it is larger than the sum of its proper divisors (1).

98536532791 is an equidigital number, since it uses as much as digits as its factorization.

98536532791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12247200, while the sum is 58.

The spelling of 98536532791 in words is "ninety-eight billion, five hundred thirty-six million, five hundred thirty-two thousand, seven hundred ninety-one".