568408320 has 144 divisors (see below), whose sum is σ = 2017182720. Its totient is φ = 151566336.

The previous prime is 568408279. The next prime is 568408331. The reversal of 568408320 is 23804865.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 26337 + ... + 42783.

Almost surely, 2^568408320 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 568408320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1008591360).

568408320 is an abundant number, since it is smaller than the sum of its proper divisors (1448774400).

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

568408320 is a wasteful number, since it uses less digits than its factorization.

568408320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16477 (or 16457 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 568408320 is about 23841.3153999522. The cubic root of 568408320 is about 828.3619505551.

The spelling of 568408320 in words is "five hundred sixty-eight million, four hundred eight thousand, three hundred twenty".