98879962522909 has 2 divisors, whose sum is σ = 98879962522910. Its totient is φ = 98879962522908.

The previous prime is 98879962522897. The next prime is 98879962522937. The reversal of 98879962522909 is 90922526997889.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95702745397284 + 3177217125625 = 9782778^2 + 1782475^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98879962522909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98879962522609) 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, 49439981261454 + 49439981261455.

It is an arithmetic number, because the mean of its divisors is an integer number (49439981261455).

Almost surely, 2^{98879962522909} is an apocalyptic number.

It is an amenable number.

98879962522909 is a deficient number, since it is larger than the sum of its proper divisors (1).

98879962522909 is an equidigital number, since it uses as much as digits as its factorization.

98879962522909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6348948480, while the sum is 85.

The spelling of 98879962522909 in words is "ninety-eight trillion, eight hundred seventy-nine billion, nine hundred sixty-two million, five hundred twenty-two thousand, nine hundred nine".