5255489344 has 56 divisors (see below), whose sum is σ = 12619817280. Its totient is φ = 2119858176.

The previous prime is 5255489333. The next prime is 5255489353. The reversal of 5255489344 is 4439845525.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337414 + ... + 352645.

It is an arithmetic number, because the mean of its divisors is an integer number (225353880).

Almost surely, 2^5255489344 is an apocalyptic number.

It is an amenable number.

5255489344 is an abundant number, since it is smaller than the sum of its proper divisors (7364327936).

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

5255489344 is a wasteful number, since it uses less digits than its factorization.

5255489344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690095 (or 690085 counting only the distinct ones).

The product of its digits is 3456000, while the sum is 49.

The square root of 5255489344 is about 72494.7539067483. The cubic root of 5255489344 is about 1738.6188608411.

The spelling of 5255489344 in words is "five billion, two hundred fifty-five million, four hundred eighty-nine thousand, three hundred forty-four".