560457730728 has 144 divisors (see below), whose sum is σ = 1779208104960. Its totient is φ = 158908276800.

The previous prime is 560457730727. The next prime is 560457730739. The reversal of 560457730728 is 827037754065.

It is a happy number.

560457730728 is a `hidden beast` number, since 5 + 60 + 4 + 577 + 3 + 0 + 7 + 2 + 8 = 666.

It is a super-2 number, since 2×560457730728² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (560457730727) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 144168 + ... + 1068503.

It is an arithmetic number, because the mean of its divisors is an integer number (12355611840).

Almost surely, 2^560457730728 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 560457730728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (889604052480).

560457730728 is an abundant number, since it is smaller than the sum of its proper divisors (1218750374232).

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

560457730728 is a wasteful number, since it uses less digits than its factorization.

560457730728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1212828 (or 1212814 counting only the distinct ones).

The product of its (nonzero) digits is 9878400, while the sum is 54.

The spelling of 560457730728 in words is "five hundred sixty billion, four hundred fifty-seven million, seven hundred thirty thousand, seven hundred twenty-eight".