298690668676 has 45 divisors (see below), whose sum is σ = 551482715651. Its totient is φ = 141541489584.

The previous prime is 298690668643. The next prime is 298690668707. The reversal of 298690668676 is 676866096892.

The square root of 298690668676 is 546526.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 2 ways, for example, as 46365286276 + 252325382400 = 215326^2 + 502320^2 .

It is a super-2 number, since 2×298690668676² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 298690668599 and 298690668608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 2740281310 + ... + 2740281418.

Almost surely, 2^298690668676 is an apocalyptic number.

298690668676 is the 546526-th square number.

It is an amenable number.

298690668676 is a deficient number, since it is larger than the sum of its proper divisors (252792046975).

298690668676 is an frugal number, since it uses more digits than its factorization.

298690668676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 564350976, while the sum is 73.

The spelling of 298690668676 in words is "two hundred ninety-eight billion, six hundred ninety million, six hundred sixty-eight thousand, six hundred seventy-six".