898163531263 has 2 divisors, whose sum is σ = 898163531264. Its totient is φ = 898163531262.

The previous prime is 898163531233. The next prime is 898163531267. The reversal of 898163531263 is 362135361898.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-898163531263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (898163531267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449081765631 + 449081765632.

It is an arithmetic number, because the mean of its divisors is an integer number (449081765632).

Almost surely, 2^898163531263 is an apocalyptic number.

898163531263 is a deficient number, since it is larger than the sum of its proper divisors (1).

898163531263 is an equidigital number, since it uses as much as digits as its factorization.

898163531263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5598720, while the sum is 55.

The spelling of 898163531263 in words is "eight hundred ninety-eight billion, one hundred sixty-three million, five hundred thirty-one thousand, two hundred sixty-three".