2056882866 has 32 divisors (see below), whose sum is σ = 4174752960. Its totient is φ = 675526656.

The previous prime is 2056882813. The next prime is 2056882879. The reversal of 2056882866 is 6682886502.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124330 + ... + 139898.

It is an arithmetic number, because the mean of its divisors is an integer number (130461030).

Almost surely, 2^2056882866 is an apocalyptic number.

2056882866 is an abundant number, since it is smaller than the sum of its proper divisors (2117870094).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2056882866 is a wasteful number, since it uses less digits than its factorization.

2056882866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15898.

The product of its (nonzero) digits is 2211840, while the sum is 51.

The square root of 2056882866 is about 45352.8705375966. The cubic root of 2056882866 is about 1271.7542183144.

The spelling of 2056882866 in words is "two billion, fifty-six million, eight hundred eighty-two thousand, eight hundred sixty-six".