5136256328 has 64 divisors (see below), whose sum is σ = 11554099200. Its totient is φ = 2094096960.

The previous prime is 5136256327. The next prime is 5136256403. The reversal of 5136256328 is 8236526315.

It is a super-2 number, since 2×5136256328² = 52762258133840087168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5136256327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77351 + ... + 127497.

It is an arithmetic number, because the mean of its divisors is an integer number (180532800).

Almost surely, 2^5136256328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5136256328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5777049600).

5136256328 is an abundant number, since it is smaller than the sum of its proper divisors (6417842872).

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

5136256328 is a wasteful number, since it uses less digits than its factorization.

5136256328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50250 (or 50246 counting only the distinct ones).

The product of its digits is 259200, while the sum is 41.

The square root of 5136256328 is about 71667.6798005907. The cubic root of 5136256328 is about 1725.3699496951.

The spelling of 5136256328 in words is "five billion, one hundred thirty-six million, two hundred fifty-six thousand, three hundred twenty-eight".