5071712544 has 144 divisors (see below), whose sum is σ = 15684367608. Its totient is φ = 1548066816.

The previous prime is 5071712539. The next prime is 5071712573. The reversal of 5071712544 is 4452171705.

It can be written as a sum of positive squares in 4 ways, for example, as 4762656144 + 309056400 = 69012^2 + 17580^2 .

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 5071712499 and 5071712508.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 167154 + ... + 195150.

Almost surely, 2^5071712544 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 5071712544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7842183804).

5071712544 is an abundant number, since it is smaller than the sum of its proper divisors (10612655064).

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

5071712544 is a wasteful number, since it uses less digits than its factorization.

5071712544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28067 (or 28056 counting only the distinct ones).

The product of its (nonzero) digits is 39200, while the sum is 36.

The square root of 5071712544 is about 71215.9570882818. The cubic root of 5071712544 is about 1718.1122862873.

The spelling of 5071712544 in words is "five billion, seventy-one million, seven hundred twelve thousand, five hundred forty-four".