98440025329 has 2 divisors, whose sum is σ = 98440025330. Its totient is φ = 98440025328.

The previous prime is 98440025311. The next prime is 98440025351. The reversal of 98440025329 is 92352004489.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76432896225 + 22007129104 = 276465^2 + 148348^2 .

It is a cyclic number.

It is not a de Polignac number, because 98440025329 - 2²¹ = 98437928177 is a prime.

It is not a weakly prime, because it can be changed into another prime (98440025309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49220012664 + 49220012665.

It is an arithmetic number, because the mean of its divisors is an integer number (49220012665).

Almost surely, 2^98440025329 is an apocalyptic number.

It is an amenable number.

98440025329 is a deficient number, since it is larger than the sum of its proper divisors (1).

98440025329 is an equidigital number, since it uses as much as digits as its factorization.

98440025329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 622080, while the sum is 46.

The spelling of 98440025329 in words is "ninety-eight billion, four hundred forty million, twenty-five thousand, three hundred twenty-nine".