98859692291 has 2 divisors, whose sum is σ = 98859692292. Its totient is φ = 98859692290.

The previous prime is 98859692279. The next prime is 98859692329. The reversal of 98859692291 is 19229695889.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98859692291 is a prime.

It is not a weakly prime, because it can be changed into another prime (98859694291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49429846145 + 49429846146.

It is an arithmetic number, because the mean of its divisors is an integer number (49429846146).

Almost surely, 2^98859692291 is an apocalyptic number.

98859692291 is a deficient number, since it is larger than the sum of its proper divisors (1).

98859692291 is an equidigital number, since it uses as much as digits as its factorization.

98859692291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50388480, while the sum is 68.

The spelling of 98859692291 in words is "ninety-eight billion, eight hundred fifty-nine million, six hundred ninety-two thousand, two hundred ninety-one".