5608765440 has 144 divisors (see below), whose sum is σ = 19439292600. Its totient is φ = 1495646208.

The previous prime is 5608765417. The next prime is 5608765447. The reversal of 5608765440 is 445678065.

5608765440 is a `hidden beast` number, since 560 + 87 + 6 + 5 + 4 + 4 + 0 = 666.

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 (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5608765447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61731 + ... + 122589.

Almost surely, 2^5608765440 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 5608765440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9719646300).

5608765440 is an abundant number, since it is smaller than the sum of its proper divisors (13830527160).

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

5608765440 is a wasteful number, since it uses less digits than its factorization.

5608765440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60892 (or 60869 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The square root of 5608765440 is about 74891.6913949738. The cubic root of 5608765440 is about 1776.7340525388.

The spelling of 5608765440 in words is "five billion, six hundred eight million, seven hundred sixty-five thousand, four hundred forty".