5420568240 has 240 divisors, whose sum is σ = 19610173440. Its totient is φ = 1337909760.

The previous prime is 5420568227. The next prime is 5420568247. The reversal of 5420568240 is 428650245.

It is a happy number.

5420568240 is a `hidden beast` number, since 54 + 2 + 0 + 568 + 2 + 40 = 666.

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

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 = 5420568195 and 5420568204.

It is not an unprimeable number, because it can be changed into a prime (5420568247) 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, 508081 + ... + 518639.

It is an arithmetic number, because the mean of its divisors is an integer number (81709056).

Almost surely, 2^5420568240 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 5420568240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9805086720).

5420568240 is an abundant number, since it is smaller than the sum of its proper divisors (14189605200).

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

5420568240 is a wasteful number, since it uses less digits than its factorization.

5420568240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10632 (or 10623 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The square root of 5420568240 is about 73624.5084194115. The cubic root of 5420568240 is about 1756.6352985184.

The spelling of 5420568240 in words is "five billion, four hundred twenty million, five hundred sixty-eight thousand, two hundred forty".