5440420000 has 120 divisors (see below), whose sum is σ = 13967354016. Its totient is φ = 2081376000.

The previous prime is 5440419997. The next prime is 5440420021. The reversal of 5440420000 is 240445.

It is a self number, because there is not a number n which added to its sum of digits gives 5440420000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 454087 + ... + 465913.

Almost surely, 2^5440420000 is an apocalyptic number.

5440420000 is a gapful number since it is divisible by the number (50) 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 5440420000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6983677008).

5440420000 is an abundant number, since it is smaller than the sum of its proper divisors (8526934016).

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

5440420000 is a wasteful number, since it uses less digits than its factorization.

5440420000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11880 (or 11857 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 5440420000 is about 73759.2028156487. The cubic root of 5440420000 is about 1758.7771291804. Note that the first 3 decimals are identical.

Adding to 5440420000 its reverse (240445), we get a palindrome (5440660445).

The spelling of 5440420000 in words is "five billion, four hundred forty million, four hundred twenty thousand".