563860961280 has 1152 divisors, whose sum is σ = 2170781907840. Its totient is φ = 134762987520.

The previous prime is 563860961269. The next prime is 563860961353. The reversal of 563860961280 is 82169068365.

It is a happy number.

563860961280 is a `hidden beast` number, since 5 + 6 + 3 + 8 + 609 + 6 + 1 + 28 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1152).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4115773372 + ... + 4115773508.

It is an arithmetic number, because the mean of its divisors is an integer number (1884359295).

Almost surely, 2^563860961280 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 563860961280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1085390953920).

563860961280 is an abundant number, since it is smaller than the sum of its proper divisors (1606920946560).

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

563860961280 is a wasteful number, since it uses less digits than its factorization.

563860961280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295 (or 272 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The spelling of 563860961280 in words is "five hundred sixty-three billion, eight hundred sixty million, nine hundred sixty-one thousand, two hundred eighty".