5657889865728 has 152 divisors (see below), whose sum is σ = 15372463938048. Its totient is φ = 1850365444096.

The previous prime is 5657889865723. The next prime is 5657889865739. The reversal of 5657889865728 is 8275689887565.

It is not an unprimeable number, because it can be changed into a prime (5657889865723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41613025 + ... + 41748767.

Almost surely, 2^{5657889865728} 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 5657889865728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7686231969024).

5657889865728 is an abundant number, since it is smaller than the sum of its proper divisors (9714574072320).

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

5657889865728 is an frugal number, since it uses more digits than its factorization.

5657889865728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135835 (or 135801 counting only the distinct ones).

The product of its digits is 16257024000, while the sum is 84.

The spelling of 5657889865728 in words is "five trillion, six hundred fifty-seven billion, eight hundred eighty-nine million, eight hundred sixty-five thousand, seven hundred twenty-eight".