5138595856 has 15 divisors (see below), whose sum is σ = 9956585053. Its totient is φ = 2569154560.

The previous prime is 5138595827. The next prime is 5138595859. The reversal of 5138595856 is 6585958315.

The square root of 5138595856 is 71684.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 69155856 + 5069440000 = 8316^2 + 71200^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5138595797 and 5138595806.

It is not an unprimeable number, because it can be changed into a prime (5138595859) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 277776 + ... + 295696.

Almost surely, 2^5138595856 is an apocalyptic number.

5138595856 is the 71684-th square number.

It is an amenable number.

5138595856 is a deficient number, since it is larger than the sum of its proper divisors (4817989197).

5138595856 is an frugal number, since it uses more digits than its factorization.

5138595856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35850 (or 17923 counting only the distinct ones).

The product of its digits is 6480000, while the sum is 55.

The cubic root of 5138595856 is about 1725.6318744857.

The spelling of 5138595856 in words is "five billion, one hundred thirty-eight million, five hundred ninety-five thousand, eight hundred fifty-six".