52865554560 has 256 divisors, whose sum is σ = 207396322560. Its totient is φ = 11154014208.

The previous prime is 52865554531. The next prime is 52865554561. The reversal of 52865554560 is 6545556825.

It is not an unprimeable number, because it can be changed into a prime (52865554561) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23434 + ... + 326006.

It is an arithmetic number, because the mean of its divisors is an integer number (810141885).

Almost surely, 2^52865554560 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 52865554560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103698161280).

52865554560 is an abundant number, since it is smaller than the sum of its proper divisors (154530768000).

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

52865554560 is a wasteful number, since it uses less digits than its factorization.

52865554560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302615 (or 302603 counting only the distinct ones).

The product of its (nonzero) digits is 7200000, while the sum is 51.

The spelling of 52865554560 in words is "fifty-two billion, eight hundred sixty-five million, five hundred fifty-four thousand, five hundred sixty".