2857628966 has 16 divisors (see below), whose sum is σ = 4310560800. Its totient is φ = 1420792128.

The previous prime is 2857628953. The next prime is 2857629031. The reversal of 2857628966 is 6698267582.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 387320 + ... + 394628.

It is an arithmetic number, because the mean of its divisors is an integer number (269410050).

Almost surely, 2^2857628966 is an apocalyptic number.

2857628966 is a deficient number, since it is larger than the sum of its proper divisors (1452931834).

2857628966 is a wasteful number, since it uses less digits than its factorization.

2857628966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8383.

The product of its digits is 17418240, while the sum is 59.

The square root of 2857628966 is about 53456.7953210815. The cubic root of 2857628966 is about 1419.0638817874.

The spelling of 2857628966 in words is "two billion, eight hundred fifty-seven million, six hundred twenty-eight thousand, nine hundred sixty-six".