5404051440 has 240 divisors, whose sum is σ = 19721594880. Its totient is φ = 1321090560.

The previous prime is 5404051417. The next prime is 5404051441. The reversal of 5404051440 is 441504045.

It is a tau number, because it is divible by the number of its divisors (240).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5404051441) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 417709 + ... + 430451.

It is an arithmetic number, because the mean of its divisors is an integer number (82173312).

Almost surely, 2^5404051440 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 5404051440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9860797440).

5404051440 is an abundant number, since it is smaller than the sum of its proper divisors (14317543440).

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

5404051440 is a wasteful number, since it uses less digits than its factorization.

5404051440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12812 (or 12803 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 5404051440 is about 73512.2536724321. The cubic root of 5404051440 is about 1754.8492918531.

Adding to 5404051440 its reverse (441504045), we get a palindrome (5845555485).

The spelling of 5404051440 in words is "five billion, four hundred four million, fifty-one thousand, four hundred forty".