5440340320 has 48 divisors (see below), whose sum is σ = 12861274608. Its totient is φ = 2174702080.

The previous prime is 5440340273. The next prime is 5440340329. The reversal of 5440340320 is 230430445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5440340329) 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, 251535 + ... + 272305.

It is an arithmetic number, because the mean of its divisors is an integer number (267943221).

Almost surely, 2^5440340320 is an apocalyptic number.

It is an amenable number.

5440340320 is an abundant number, since it is smaller than the sum of its proper divisors (7420934288).

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

5440340320 is a wasteful number, since it uses less digits than its factorization.

5440340320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22423 (or 22415 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 5440340320 is about 73758.6626776815. The cubic root of 5440340320 is about 1758.7685428307.

Adding to 5440340320 its reverse (230430445), we get a palindrome (5670770765).

The spelling of 5440340320 in words is "five billion, four hundred forty million, three hundred forty thousand, three hundred twenty".