298293815819 has 2 divisors, whose sum is σ = 298293815820. Its totient is φ = 298293815818.

The previous prime is 298293815803. The next prime is 298293815887. The reversal of 298293815819 is 918518392892.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 298293815819 - 2⁴ = 298293815803 is a prime.

It is a super-2 number, since 2×298293815819² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (298293815219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149146907909 + 149146907910.

It is an arithmetic number, because the mean of its divisors is an integer number (149146907910).

Almost surely, 2^298293815819 is an apocalyptic number.

298293815819 is a deficient number, since it is larger than the sum of its proper divisors (1).

298293815819 is an equidigital number, since it uses as much as digits as its factorization.

298293815819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22394880, while the sum is 65.

The spelling of 298293815819 in words is "two hundred ninety-eight billion, two hundred ninety-three million, eight hundred fifteen thousand, eight hundred nineteen".