2056160886 has 64 divisors (see below), whose sum is σ = 4672442880. Its totient is φ = 597991680.

The previous prime is 2056160807. The next prime is 2056160891. The reversal of 2056160886 is 6880616502.

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 31 ways as a sum of consecutive naturals, for example, 770791 + ... + 773453.

It is an arithmetic number, because the mean of its divisors is an integer number (73006920).

Almost surely, 2^2056160886 is an apocalyptic number.

2056160886 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2056160886, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2336221440).

2056160886 is an abundant number, since it is smaller than the sum of its proper divisors (2616281994).

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

2056160886 is a wasteful number, since it uses less digits than its factorization.

2056160886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3221.

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 2056160886 is about 45344.9102546250. The cubic root of 2056160886 is about 1271.6054027488.

The spelling of 2056160886 in words is "two billion, fifty-six million, one hundred sixty thousand, eight hundred eighty-six".