5380061440 has 144 divisors (see below), whose sum is σ = 14358078000. Its totient is φ = 1917812736.

The previous prime is 5380061437. The next prime is 5380061441. The reversal of 5380061440 is 441600835.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 648822784 + 4731238656 = 25472^2 + 68784^2 .

It is a super-2 number, since 2×5380061440² = 57890122196349747200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5380061441) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 476986 + ... + 488134.

It is an arithmetic number, because the mean of its divisors is an integer number (99708875).

Almost surely, 2^5380061440 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 5380061440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7179039000).

5380061440 is an abundant number, since it is smaller than the sum of its proper divisors (8978016560).

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

5380061440 is a wasteful number, since it uses less digits than its factorization.

5380061440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11212 (or 11198 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 5380061440 is about 73348.9021049395. The cubic root of 5380061440 is about 1752.2486945672.

The spelling of 5380061440 in words is "five billion, three hundred eighty million, sixty-one thousand, four hundred forty".