5128663852 has 24 divisors (see below), whose sum is σ = 9672462800. Its totient is φ = 2365384896.

The previous prime is 5128663843. The next prime is 5128663867. The reversal of 5128663852 is 2583668215.

It is a super-2 number, since 2×5128663852² = 52606385813622955808, which contains 22 as substring.

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, 39799 + ... + 108817.

Almost surely, 2^5128663852 is an apocalyptic number.

5128663852 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

5128663852 is a deficient number, since it is larger than the sum of its proper divisors (4543798948).

5128663852 is a wasteful number, since it uses less digits than its factorization.

5128663852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70465 (or 70463 counting only the distinct ones).

The product of its digits is 691200, while the sum is 46.

The square root of 5128663852 is about 71614.6901969142. The cubic root of 5128663852 is about 1724.5193762308.

The spelling of 5128663852 in words is "five billion, one hundred twenty-eight million, six hundred sixty-three thousand, eight hundred fifty-two".