5520231422442 has 128 divisors (see below), whose sum is σ = 14110171084800. Its totient is φ = 1582116624000.

The previous prime is 5520231422417. The next prime is 5520231422467. The reversal of 5520231422442 is 2442241320255.

5520231422442 is a `hidden beast` number, since 5 + 5 + 202 + 3 + 1 + 4 + 2 + 2 + 442 = 666.

It is an interprime number because it is at equal distance from previous prime (5520231422417) and next prime (5520231422467).

It is a super-2 number, since 2×5520231422442² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5520231422397 and 5520231422406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6375963 + ... + 7189809.

It is an arithmetic number, because the mean of its divisors is an integer number (110235711600).

Almost surely, 2^{5520231422442} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5520231422442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7055085542400).

5520231422442 is an abundant number, since it is smaller than the sum of its proper divisors (8589939662358).

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

5520231422442 is a wasteful number, since it uses less digits than its factorization.

5520231422442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814489 (or 814483 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 5520231422442 its reverse (2442241320255), we get a palindrome (7962472742697).

The spelling of 5520231422442 in words is "five trillion, five hundred twenty billion, two hundred thirty-one million, four hundred twenty-two thousand, four hundred forty-two".