563231978624 has 192 divisors, whose sum is σ = 1356018289920. Its totient is φ = 232098048000.

The previous prime is 563231978587. The next prime is 563231978641. The reversal of 563231978624 is 426879132365.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a self number, because there is not a number n which added to its sum of digits gives 563231978624.

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 23 ways as a sum of consecutive naturals, for example, 30516599 + ... + 30535049.

It is an arithmetic number, because the mean of its divisors is an integer number (7062595260).

Almost surely, 2^563231978624 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 563231978624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (678009144960).

563231978624 is an abundant number, since it is smaller than the sum of its proper divisors (792786311296).

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

563231978624 is a wasteful number, since it uses less digits than its factorization.

563231978624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18667 (or 18648 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 56.

The spelling of 563231978624 in words is "five hundred sixty-three billion, two hundred thirty-one million, nine hundred seventy-eight thousand, six hundred twenty-four".