5135128224 has 48 divisors (see below), whose sum is σ = 13529890080. Its totient is φ = 1705337600.

The previous prime is 5135128181. The next prime is 5135128231. The reversal of 5135128224 is 4228215315.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73602 + ... + 125249.

It is an arithmetic number, because the mean of its divisors is an integer number (281872710).

Almost surely, 2^5135128224 is an apocalyptic number.

It is an amenable number.

5135128224 is an abundant number, since it is smaller than the sum of its proper divisors (8394761856).

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

5135128224 is a wasteful number, since it uses less digits than its factorization.

5135128224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199133 (or 199125 counting only the distinct ones).

The product of its digits is 19200, while the sum is 33.

The square root of 5135128224 is about 71659.8089866279. The cubic root of 5135128224 is about 1725.2436229742.

The spelling of 5135128224 in words is "five billion, one hundred thirty-five million, one hundred twenty-eight thousand, two hundred twenty-four".