5128513332 has 12 divisors (see below), whose sum is σ = 11966531136. Its totient is φ = 1709504440.

The previous prime is 5128513319. The next prime is 5128513333. The reversal of 5128513332 is 2333158215.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 5128513293 and 5128513302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5128513333) 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, 213688044 + ... + 213688067.

It is an arithmetic number, because the mean of its divisors is an integer number (997210928).

Almost surely, 2^5128513332 is an apocalyptic number.

It is an amenable number.

5128513332 is an abundant number, since it is smaller than the sum of its proper divisors (6838017804).

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

5128513332 is a wasteful number, since it uses less digits than its factorization.

5128513332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427376118 (or 427376116 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 5128513332 is about 71613.6392874989. The cubic root of 5128513332 is about 1724.5025052222.

The spelling of 5128513332 in words is "five billion, one hundred twenty-eight million, five hundred thirteen thousand, three hundred thirty-two".