5138033738 has 4 divisors (see below), whose sum is σ = 7707050610. Its totient is φ = 2569016868.

The previous prime is 5138033737. The next prime is 5138033753. The reversal of 5138033738 is 8373308315.

It is a happy number.

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., 4378865929 + 759167809 = 66173^2 + 27553^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5138033695 and 5138033704.

It is not an unprimeable number, because it can be changed into a prime (5138033731) by changing a digit.

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, 1284508433 + ... + 1284508436.

Almost surely, 2^5138033738 is an apocalyptic number.

5138033738 is a deficient number, since it is larger than the sum of its proper divisors (2569016872).

5138033738 is a wasteful number, since it uses less digits than its factorization.

5138033738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2569016871.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 5138033738 is about 71680.0790875680. The cubic root of 5138033738 is about 1725.5689491174.

The spelling of 5138033738 in words is "five billion, one hundred thirty-eight million, thirty-three thousand, seven hundred thirty-eight".