4028866678 has 8 divisors (see below), whose sum is σ = 6061233672. Its totient is φ = 2008455456.

The previous prime is 4028866663. The next prime is 4028866753. The reversal of 4028866678 is 8766688204.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2988100 + ... + 2989447.

It is an arithmetic number, because the mean of its divisors is an integer number (757654209).

Almost surely, 2^4028866678 is an apocalyptic number.

4028866678 is a deficient number, since it is larger than the sum of its proper divisors (2032366994).

4028866678 is a wasteful number, since it uses less digits than its factorization.

4028866678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5977886.

The product of its (nonzero) digits is 6193152, while the sum is 55.

The square root of 4028866678 is about 63473.3540786998. The cubic root of 4028866678 is about 1591.2104857220.

The spelling of 4028866678 in words is "four billion, twenty-eight million, eight hundred sixty-six thousand, six hundred seventy-eight".