4128673919 has 8 divisors (see below), whose sum is σ = 4205147520. Its totient is φ = 4052484000.

The previous prime is 4128673909. The next prime is 4128673931. The reversal of 4128673919 is 9193768214.

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

It is a cyclic number.

It is not a de Polignac number, because 4128673919 - 2¹⁶ = 4128608383 is a prime.

It is a super-2 number, since 2×4128673919² = 34091896658861637122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4128673909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41432 + ... + 99869.

It is an arithmetic number, because the mean of its divisors is an integer number (525643440).

Almost surely, 2^4128673919 is an apocalyptic number.

4128673919 is a deficient number, since it is larger than the sum of its proper divisors (76473601).

4128673919 is a wasteful number, since it uses less digits than its factorization.

4128673919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141841.

The product of its digits is 653184, while the sum is 50.

The square root of 4128673919 is about 64254.7579483418. The cubic root of 4128673919 is about 1604.2431538674.

The spelling of 4128673919 in words is "four billion, one hundred twenty-eight million, six hundred seventy-three thousand, nine hundred nineteen".