298296398591 has 2 divisors, whose sum is σ = 298296398592. Its totient is φ = 298296398590.

The previous prime is 298296398567. The next prime is 298296398623. The reversal of 298296398591 is 195893692892.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-298296398591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (298296098591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149148199295 + 149148199296.

It is an arithmetic number, because the mean of its divisors is an integer number (149148199296).

Almost surely, 2^298296398591 is an apocalyptic number.

298296398591 is a deficient number, since it is larger than the sum of its proper divisors (1).

298296398591 is an equidigital number, since it uses as much as digits as its factorization.

298296398591 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151165440, while the sum is 71.

The spelling of 298296398591 in words is "two hundred ninety-eight billion, two hundred ninety-six million, three hundred ninety-eight thousand, five hundred ninety-one".