5420240415420 has 96 divisors (see below), whose sum is σ = 15313470742080. Its totient is φ = 1432373268480.

The previous prime is 5420240415391. The next prime is 5420240415427. The reversal of 5420240415420 is 245140420245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5420240415427) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43798030 + ... + 43921610.

It is an arithmetic number, because the mean of its divisors is an integer number (159515320230).

Almost surely, 2^{5420240415420} 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 5420240415420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7656735371040).

5420240415420 is an abundant number, since it is smaller than the sum of its proper divisors (9893230326660).

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

5420240415420 is a wasteful number, since it uses less digits than its factorization.

5420240415420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130175 (or 130173 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 33.

Adding to 5420240415420 its reverse (245140420245), we get a palindrome (5665380835665).

The spelling of 5420240415420 in words is "five trillion, four hundred twenty billion, two hundred forty million, four hundred fifteen thousand, four hundred twenty".