5220730045440 has 2112 divisors, whose sum is σ = 22982707238400. Its totient is φ = 1072958275584.

The previous prime is 5220730045373. The next prime is 5220730045441. The reversal of 5220730045440 is 445400370225.

5220730045440 is a `hidden beast` number, since 5 + 2 + 207 + 3 + 0 + 0 + 4 + 5 + 440 = 666.

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 = 5220730045395 and 5220730045404.

It is not an unprimeable number, because it can be changed into a prime (5220730045441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 37559208891 + ... + 37559209029.

Almost surely, 2^{5220730045440} 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 5220730045440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11491353619200).

5220730045440 is an abundant number, since it is smaller than the sum of its proper divisors (17761977192960).

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

5220730045440 is a wasteful number, since it uses less digits than its factorization.

5220730045440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 36.

The spelling of 5220730045440 in words is "five trillion, two hundred twenty billion, seven hundred thirty million, forty-five thousand, four hundred forty".