5242401404544 has 128 divisors (see below), whose sum is σ = 14206359182400. Its totient is φ = 1712261431296.

The previous prime is 5242401404509. The next prime is 5242401404551. The reversal of 5242401404544 is 4454041042425.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15483207 + ... + 15818169.

Almost surely, 2^{5242401404544} 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 5242401404544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7103179591200).

5242401404544 is an abundant number, since it is smaller than the sum of its proper divisors (8963957777856).

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

5242401404544 is a wasteful number, since it uses less digits than its factorization.

5242401404544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335802 (or 335790 counting only the distinct ones).

The product of its (nonzero) digits is 409600, while the sum is 39.

Adding to 5242401404544 its reverse (4454041042425), we get a palindrome (9696442446969).

The spelling of 5242401404544 in words is "five trillion, two hundred forty-two billion, four hundred one million, four hundred four thousand, five hundred forty-four".