564161930816 has 168 divisors, whose sum is σ = 1254866172000. Its totient is φ = 251391191040.

The previous prime is 564161930789. The next prime is 564161930821. The reversal of 564161930816 is 618039161465.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 186868955 + ... + 186871973.

It is an arithmetic number, because the mean of its divisors is an integer number (7469441500).

Almost surely, 2^564161930816 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 564161930816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (627433086000).

564161930816 is an abundant number, since it is smaller than the sum of its proper divisors (690704241184).

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

564161930816 is a wasteful number, since it uses less digits than its factorization.

564161930816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3521 (or 3500 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 50.

The spelling of 564161930816 in words is "five hundred sixty-four billion, one hundred sixty-one million, nine hundred thirty thousand, eight hundred sixteen".