298830218263 has 2 divisors, whose sum is σ = 298830218264. Its totient is φ = 298830218262.

The previous prime is 298830218251. The next prime is 298830218287. The reversal of 298830218263 is 362812038892.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 298830218263 - 2¹³ = 298830210071 is a prime.

It is a super-2 number, since 2×298830218263² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 298830218263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (298830218233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149415109131 + 149415109132.

It is an arithmetic number, because the mean of its divisors is an integer number (149415109132).

Almost surely, 2^298830218263 is an apocalyptic number.

298830218263 is a deficient number, since it is larger than the sum of its proper divisors (1).

298830218263 is an equidigital number, since it uses as much as digits as its factorization.

298830218263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1990656, while the sum is 52.

The spelling of 298830218263 in words is "two hundred ninety-eight billion, eight hundred thirty million, two hundred eighteen thousand, two hundred sixty-three".