5142313242 has 128 divisors (see below), whose sum is σ = 12656286720. Its totient is φ = 1534749120.

The previous prime is 5142313229. The next prime is 5142313247. The reversal of 5142313242 is 2423132415.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (5142313247) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16750053 + ... + 16750359.

It is an arithmetic number, because the mean of its divisors is an integer number (98877240).

Almost surely, 2^5142313242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5142313242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6328143360).

5142313242 is an abundant number, since it is smaller than the sum of its proper divisors (7513973478).

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

5142313242 is a wasteful number, since it uses less digits than its factorization.

5142313242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665 (or 659 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 5142313242 is about 71709.9242922484. The cubic root of 5142313242 is about 1726.0478956251.

Adding to 5142313242 its reverse (2423132415), we get a palindrome (7565445657).

The spelling of 5142313242 in words is "five billion, one hundred forty-two million, three hundred thirteen thousand, two hundred forty-two".