298611696253 has 18 divisors (see below), whose sum is σ = 332358047322. Its totient is φ = 266695341120.

The previous prime is 298611696241. The next prime is 298611696281. The reversal of 298611696253 is 352696116892.

It can be written as a sum of positive squares in 3 ways, for example, as 45846089689 + 252765606564 = 214117^2 + 502758^2 .

It is not a de Polignac number, because 298611696253 - 2³⁷ = 161172742781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (298611696233) 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 in 17 ways as a sum of consecutive naturals, for example, 61075833 + ... + 61080721.

Almost surely, 2^298611696253 is an apocalyptic number.

It is an amenable number.

298611696253 is a deficient number, since it is larger than the sum of its proper divisors (33746351069).

298611696253 is an frugal number, since it uses more digits than its factorization.

298611696253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9853 (or 4933 counting only the distinct ones).

The product of its digits is 8398080, while the sum is 58.

The spelling of 298611696253 in words is "two hundred ninety-eight billion, six hundred eleven million, six hundred ninety-six thousand, two hundred fifty-three".