5138318512 has 10 divisors (see below), whose sum is σ = 9955492148. Its totient is φ = 2569159248.

The previous prime is 5138318503. The next prime is 5138318543. The reversal of 5138318512 is 2158138315.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160572438 + ... + 160572469.

Almost surely, 2^5138318512 is an apocalyptic number.

It is an amenable number.

5138318512 is a deficient number, since it is larger than the sum of its proper divisors (4817173636).

5138318512 is a wasteful number, since it uses less digits than its factorization.

5138318512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321144915 (or 321144909 counting only the distinct ones).

The product of its digits is 28800, while the sum is 37.

The square root of 5138318512 is about 71682.0654836340. The cubic root of 5138318512 is about 1725.6008282446.

The spelling of 5138318512 in words is "five billion, one hundred thirty-eight million, three hundred eighteen thousand, five hundred twelve".