98111875529 has 2 divisors, whose sum is σ = 98111875530. Its totient is φ = 98111875528.

The previous prime is 98111875501. The next prime is 98111875559. The reversal of 98111875529 is 92557811189.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78330015625 + 19781859904 = 279875^2 + 140648^2 .

It is an emirp because it is prime and its reverse (92557811189) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98111875529 - 2²⁸ = 97843440073 is a prime.

It is not a weakly prime, because it can be changed into another prime (98111875559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49055937764 + 49055937765.

It is an arithmetic number, because the mean of its divisors is an integer number (49055937765).

Almost surely, 2^98111875529 is an apocalyptic number.

It is an amenable number.

98111875529 is a deficient number, since it is larger than the sum of its proper divisors (1).

98111875529 is an equidigital number, since it uses as much as digits as its factorization.

98111875529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1814400, while the sum is 56.

The spelling of 98111875529 in words is "ninety-eight billion, one hundred eleven million, eight hundred seventy-five thousand, five hundred twenty-nine".