5628804720 has 1280 divisors, whose sum is σ = 25918341120. Its totient is φ = 973209600.

The previous prime is 5628804689. The next prime is 5628804773. The reversal of 5628804720 is 274088265.

It is a happy number.

It is a super-3 number, since 3×5628804720³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 137287900 + ... + 137287940.

It is an arithmetic number, because the mean of its divisors is an integer number (20248704).

Almost surely, 2^5628804720 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 5628804720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12959170560).

5628804720 is an abundant number, since it is smaller than the sum of its proper divisors (20289536400).

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

5628804720 is a wasteful number, since it uses less digits than its factorization.

5628804720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134 (or 128 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 42.

The square root of 5628804720 is about 75025.3605122961. The cubic root of 5628804720 is about 1778.8475391495.

The spelling of 5628804720 in words is "five billion, six hundred twenty-eight million, eight hundred four thousand, seven hundred twenty".