298200688543 has 2 divisors, whose sum is σ = 298200688544. Its totient is φ = 298200688542.

The previous prime is 298200688531. The next prime is 298200688549. The reversal of 298200688543 is 345886002892.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-298200688543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (298200688549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149100344271 + 149100344272.

It is an arithmetic number, because the mean of its divisors is an integer number (149100344272).

Almost surely, 2^298200688543 is an apocalyptic number.

298200688543 is a deficient number, since it is larger than the sum of its proper divisors (1).

298200688543 is an equidigital number, since it uses as much as digits as its factorization.

298200688543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6635520, while the sum is 55.

The spelling of 298200688543 in words is "two hundred ninety-eight billion, two hundred million, six hundred eighty-eight thousand, five hundred forty-three".