5241718440 has 256 divisors, whose sum is σ = 20154816000. Its totient is φ = 1186928640.

The previous prime is 5241718379. The next prime is 5241718451. The reversal of 5241718440 is 448171425.

It is a happy number.

5241718440 is a `hidden beast` number, since 524 + 17 + 1 + 84 + 40 = 666.

It is a super-2 number, since 2×5241718440² = 54951224408472067200, which contains 22 as substring.

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 = 5241718395 and 5241718404.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 820860 + ... + 827220.

It is an arithmetic number, because the mean of its divisors is an integer number (78729750).

Almost surely, 2^5241718440 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 5241718440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10077408000).

5241718440 is an abundant number, since it is smaller than the sum of its proper divisors (14913097560).

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

5241718440 is a wasteful number, since it uses less digits than its factorization.

5241718440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6497 (or 6487 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 36.

The square root of 5241718440 is about 72399.7129828565. The cubic root of 5241718440 is about 1737.0989709179.

Adding to 5241718440 its reverse (448171425), we get a palindrome (5689889865).

The spelling of 5241718440 in words is "five billion, two hundred forty-one million, seven hundred eighteen thousand, four hundred forty".