5781044016 has 120 divisors (see below), whose sum is σ = 17693666640. Its totient is φ = 1747468800.

The previous prime is 5781044011. The next prime is 5781044029. The reversal of 5781044016 is 6104401875.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (5781044011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 662530 + ... + 671198.

It is an arithmetic number, because the mean of its divisors is an integer number (147447222).

Almost surely, 2^5781044016 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 5781044016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8846833320).

5781044016 is an abundant number, since it is smaller than the sum of its proper divisors (11912622624).

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

5781044016 is a wasteful number, since it uses less digits than its factorization.

5781044016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9115 (or 9106 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 5781044016 is about 76033.1770742220. The cubic root of 5781044016 is about 1794.7422721555.

The spelling of 5781044016 in words is "five billion, seven hundred eighty-one million, forty-four thousand, sixteen".