5071712142 has 128 divisors (see below), whose sum is σ = 12696330240. Its totient is φ = 1318343040.

The previous prime is 5071712131. The next prime is 5071712147. The reversal of 5071712142 is 2412171705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5071712147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2091943 + ... + 2094365.

It is an arithmetic number, because the mean of its divisors is an integer number (99190080).

Almost surely, 2^5071712142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5071712142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6348165120).

5071712142 is an abundant number, since it is smaller than the sum of its proper divisors (7624618098).

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

5071712142 is a wasteful number, since it uses less digits than its factorization.

5071712142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2558.

The product of its (nonzero) digits is 3920, while the sum is 30.

The square root of 5071712142 is about 71215.9542658806. The cubic root of 5071712142 is about 1718.1122408930.

Adding to 5071712142 its reverse (2412171705), we get a palindrome (7483883847).

The spelling of 5071712142 in words is "five billion, seventy-one million, seven hundred twelve thousand, one hundred forty-two".