5608821712 has 80 divisors (see below), whose sum is σ = 12049385040. Its totient is φ = 2512429056.

The previous prime is 5608821709. The next prime is 5608821733. The reversal of 5608821712 is 2171288065.

It can be written as a sum of positive squares in 8 ways, for example, as 957036096 + 4651785616 = 30936^2 + 68204^2 .

It is a super-2 number, since 2×5608821712² = 62917761994005221888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4563114 + ... + 4564342.

It is an arithmetic number, because the mean of its divisors is an integer number (150617313).

Almost surely, 2^5608821712 is an apocalyptic number.

5608821712 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5608821712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6024692520).

5608821712 is an abundant number, since it is smaller than the sum of its proper divisors (6440563328).

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

5608821712 is a wasteful number, since it uses less digits than its factorization.

5608821712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1880 (or 1874 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 40.

The square root of 5608821712 is about 74892.0670832365. The cubic root of 5608821712 is about 1776.7399944313.

The spelling of 5608821712 in words is "five billion, six hundred eight million, eight hundred twenty-one thousand, seven hundred twelve".