563761257557740 has 192 divisors, whose sum is σ = 1361490116112000. Its totient is φ = 194168943288320.

The previous prime is 563761257557731. The next prime is 563761257557741. The reversal of 563761257557740 is 47755752167365.

It is a self number, because there is not a number n which added to its sum of digits gives 563761257557740.

It is not an unprimeable number, because it can be changed into a prime (563761257557741) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2139956346 + ... + 2140219774.

It is an arithmetic number, because the mean of its divisors is an integer number (7091094354750).

Almost surely, 2^{563761257557740} 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 563761257557740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (680745058056000).

563761257557740 is an abundant number, since it is smaller than the sum of its proper divisors (797728858554260).

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

563761257557740 is a wasteful number, since it uses less digits than its factorization.

563761257557740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269860 (or 269858 counting only the distinct ones).

The product of its (nonzero) digits is 1296540000, while the sum is 70.

The spelling of 563761257557740 in words is "five hundred sixty-three trillion, seven hundred sixty-one billion, two hundred fifty-seven million, five hundred fifty-seven thousand, seven hundred forty".