5338138272 has 24 divisors (see below), whose sum is σ = 14012613216. Its totient is φ = 1779379392.

The previous prime is 5338138271. The next prime is 5338138291. The reversal of 5338138272 is 2728318335.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×5338138272² = 56991440421982291968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5338138271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27802708 + ... + 27802899.

It is an arithmetic number, because the mean of its divisors is an integer number (583858884).

Almost surely, 2^5338138272 is an apocalyptic number.

It is an amenable number.

5338138272 is an abundant number, since it is smaller than the sum of its proper divisors (8674474944).

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

5338138272 is a wasteful number, since it uses less digits than its factorization.

5338138272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55605620 (or 55605612 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The square root of 5338138272 is about 73062.5640940694. The cubic root of 5338138272 is about 1747.6854595524.

The spelling of 5338138272 in words is "five billion, three hundred thirty-eight million, one hundred thirty-eight thousand, two hundred seventy-two".