5000281138 has 4 divisors (see below), whose sum is σ = 7500421710. Its totient is φ = 2500140568.

The previous prime is 5000281127. The next prime is 5000281147. The reversal of 5000281138 is 8311820005.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4335827409 + 664453729 = 65847^2 + 25777^2 .

It is a super-2 number, since 2×5000281138² = 50005622918077150088, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250070283 + ... + 1250070286.

Almost surely, 2^5000281138 is an apocalyptic number.

5000281138 is a deficient number, since it is larger than the sum of its proper divisors (2500140572).

5000281138 is a wasteful number, since it uses less digits than its factorization.

5000281138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500140571.

The product of its (nonzero) digits is 1920, while the sum is 28.

The square root of 5000281138 is about 70712.6660365737. Note that the first 3 decimals coincide. The cubic root of 5000281138 is about 1710.0079953572.

The spelling of 5000281138 in words is "five billion, two hundred eighty-one thousand, one hundred thirty-eight".