5128080406 has 4 divisors (see below), whose sum is σ = 7692120612. Its totient is φ = 2564040202.

The previous prime is 5128080389. The next prime is 5128080431. The reversal of 5128080406 is 6040808215.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×5128080406² = 52594417300802249672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1282020100 + ... + 1282020103.

It is an arithmetic number, because the mean of its divisors is an integer number (1923030153).

Almost surely, 2^5128080406 is an apocalyptic number.

5128080406 is a deficient number, since it is larger than the sum of its proper divisors (2564040206).

5128080406 is a wasteful number, since it uses less digits than its factorization.

5128080406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2564040205.

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 5128080406 is about 71610.6165732428. The cubic root of 5128080406 is about 1724.4539789449.

The spelling of 5128080406 in words is "five billion, one hundred twenty-eight million, eighty thousand, four hundred six".