563364531840 has 1024 divisors, whose sum is σ = 2105342668800. Its totient is φ = 126798397440.

The previous prime is 563364531811. The next prime is 563364531871. The reversal of 563364531840 is 48135463365.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 563364531840.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3588309042 + ... + 3588309198.

It is an arithmetic number, because the mean of its divisors is an integer number (2055998700).

Almost surely, 2^563364531840 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 563364531840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1052671334400).

563364531840 is an abundant number, since it is smaller than the sum of its proper divisors (1541978136960).

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

563364531840 is a wasteful number, since it uses less digits than its factorization.

563364531840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385 (or 373 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 48.

The spelling of 563364531840 in words is "five hundred sixty-three billion, three hundred sixty-four million, five hundred thirty-one thousand, eight hundred forty".