5242544544 has 96 divisors (see below), whose sum is σ = 13919121216. Its totient is φ = 1727631360.

The previous prime is 5242544519. The next prime is 5242544561. The reversal of 5242544544 is 4454452425.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4237494 + ... + 4238730.

It is an arithmetic number, because the mean of its divisors is an integer number (144990846).

Almost surely, 2^5242544544 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 5242544544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6959560608).

5242544544 is an abundant number, since it is smaller than the sum of its proper divisors (8676576672).

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

5242544544 is a wasteful number, since it uses less digits than its factorization.

5242544544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1718 (or 1710 counting only the distinct ones).

The product of its digits is 512000, while the sum is 39.

The square root of 5242544544 is about 72405.4179188270. The cubic root of 5242544544 is about 1737.1902227369.

Adding to 5242544544 its reverse (4454452425), we get a palindrome (9696996969).

It can be divided in two parts, 52425 and 44544, that added together give a palindrome (96969).

The spelling of 5242544544 in words is "five billion, two hundred forty-two million, five hundred forty-four thousand, five hundred forty-four".