563198498690 has 8 divisors (see below), whose sum is σ = 1013757297660. Its totient is φ = 225279399472.

The previous prime is 563198498683. The next prime is 563198498713. The reversal of 563198498690 is 96894891365.

It can be written as a sum of positive squares in 2 ways, for example, as 552008878729 + 11189619961 = 742973^2 + 105781^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-4 number, since 4×563198498690⁴ (a number of 48 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 563198498690.

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 3 ways as a sum of consecutive naturals, for example, 28159924925 + ... + 28159924944.

Almost surely, 2^563198498690 is an apocalyptic number.

563198498690 is a deficient number, since it is larger than the sum of its proper divisors (450558798970).

563198498690 is a wasteful number, since it uses less digits than its factorization.

563198498690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56319849876.

The product of its (nonzero) digits is 100776960, while the sum is 68.

The spelling of 563198498690 in words is "five hundred sixty-three billion, one hundred ninety-eight million, four hundred ninety-eight thousand, six hundred ninety".