4128008938 has 8 divisors (see below), whose sum is σ = 6194744388. Its totient is φ = 2063094144.

The previous prime is 4128008923. The next prime is 4128008959. The reversal of 4128008938 is 8398008214.

It can be written as a sum of positive squares in 2 ways, for example, as 3958045569 + 169963369 = 62913^2 + 13037^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 4128008894 and 4128008903.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 449481 + ... + 458572.

Almost surely, 2^4128008938 is an apocalyptic number.

4128008938 is a deficient number, since it is larger than the sum of its proper divisors (2066735450).

4128008938 is a wasteful number, since it uses less digits than its factorization.

4128008938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910328.

The product of its (nonzero) digits is 110592, while the sum is 43.

The square root of 4128008938 is about 64249.5831737452. The cubic root of 4128008938 is about 1604.1570206023.

The spelling of 4128008938 in words is "four billion, one hundred twenty-eight million, eight thousand, nine hundred thirty-eight".