563121171396 has 243 divisors, whose sum is σ = 1760651788077. Its totient is φ = 151283462400.

The previous prime is 563121171341. The next prime is 563121171427. The reversal of 563121171396 is 693171121365.

The square root of 563121171396 is 750414.

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

563121171396 is a `hidden beast` number, since 5 + 631 + 2 + 1 + 1 + 7 + 1 + 3 + 9 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 438416136900 + 124705034496 = 662130^2 + 353136^2 .

Its product of digits (204120) is a multiple of the sum of its prime divisors (1080).

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 80 ways as a sum of consecutive naturals, for example, 535795071 + ... + 535796121.

Almost surely, 2^563121171396 is an apocalyptic number.

563121171396 is the 750414-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 563121171396

563121171396 is an abundant number, since it is smaller than the sum of its proper divisors (1197530616681).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

563121171396 is a wasteful number, since it uses less digits than its factorization.

563121171396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2160 (or 1080 counting only the distinct ones).

The product of its digits is 204120, while the sum is 45.

The spelling of 563121171396 in words is "five hundred sixty-three billion, one hundred twenty-one million, one hundred seventy-one thousand, three hundred ninety-six".