5359240440 has 96 divisors (see below), whose sum is σ = 17442341280. Its totient is φ = 1427095296.

The previous prime is 5359240433. The next prime is 5359240451. The reversal of 5359240440 is 440429535.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 5359240395 and 5359240404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 251482 + ... + 271958.

It is an arithmetic number, because the mean of its divisors is an integer number (181691055).

Almost surely, 2^5359240440 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 5359240440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8721170640).

5359240440 is an abundant number, since it is smaller than the sum of its proper divisors (12083100840).

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

5359240440 is a wasteful number, since it uses less digits than its factorization.

5359240440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21221 (or 21214 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 5359240440 is about 73206.8332876105. The cubic root of 5359240440 is about 1749.9853538910.

Adding to 5359240440 its reverse (440429535), we get a palindrome (5799669975).

The spelling of 5359240440 in words is "five billion, three hundred fifty-nine million, two hundred forty thousand, four hundred forty".