398245373263 has 2 divisors, whose sum is σ = 398245373264. Its totient is φ = 398245373262.

The previous prime is 398245373231. The next prime is 398245373303. The reversal of 398245373263 is 362373542893.

It is a weak prime.

It is an emirp because it is prime and its reverse (362373542893) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 398245373263 - 2⁵ = 398245373231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (398245373063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 199122686631 + 199122686632.

It is an arithmetic number, because the mean of its divisors is an integer number (199122686632).

Almost surely, 2^398245373263 is an apocalyptic number.

398245373263 is a deficient number, since it is larger than the sum of its proper divisors (1).

398245373263 is an equidigital number, since it uses as much as digits as its factorization.

398245373263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19595520, while the sum is 55.

The spelling of 398245373263 in words is "three hundred ninety-eight billion, two hundred forty-five million, three hundred seventy-three thousand, two hundred sixty-three".