563440120655600 has 240 divisors, whose sum is σ = 1444527980765280. Its totient is φ = 210574975795200.

The previous prime is 563440120655593. The next prime is 563440120655617. The reversal of 563440120655600 is 6556021044365.

It is a super-2 number, since 2×563440120655600² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11773386872 + ... + 11773434728.

It is an arithmetic number, because the mean of its divisors is an integer number (6018866586522).

Almost surely, 2^{563440120655600} is an apocalyptic number.

563440120655600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 563440120655600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (722263990382640).

563440120655600 is an abundant number, since it is smaller than the sum of its proper divisors (881087860109680).

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

563440120655600 is a wasteful number, since it uses less digits than its factorization.

563440120655600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69188 (or 69177 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 47.

Adding to 563440120655600 its reverse (6556021044365), we get a palindrome (569996141699965).

The spelling of 563440120655600 in words is "five hundred sixty-three trillion, four hundred forty billion, one hundred twenty million, six hundred fifty-five thousand, six hundred".