2056087786 has 16 divisors (see below), whose sum is σ = 3128235264. Its totient is φ = 1013397984.

The previous prime is 2056087769. The next prime is 2056087811. The reversal of 2056087786 is 6877806502.

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, 62311 + ... + 89413.

It is an arithmetic number, because the mean of its divisors is an integer number (195514704).

Almost surely, 2^2056087786 is an apocalyptic number.

2056087786 is a deficient number, since it is larger than the sum of its proper divisors (1072147478).

2056087786 is a wasteful number, since it uses less digits than its factorization.

2056087786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27645.

The product of its (nonzero) digits is 1128960, while the sum is 49.

The square root of 2056087786 is about 45344.1042033030. The cubic root of 2056087786 is about 1271.5903333288.

The spelling of 2056087786 in words is "two billion, fifty-six million, eighty-seven thousand, seven hundred eighty-six".