2056181883 has 16 divisors (see below), whose sum is σ = 3134442240. Its totient is φ = 1174506336.

The previous prime is 2056181879. The next prime is 2056181891. The reversal of 2056181883 is 3881816502.

It is not a de Polignac number, because 2056181883 - 2² = 2056181879 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2056181833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41016 + ... + 76122.

It is an arithmetic number, because the mean of its divisors is an integer number (195902640).

Almost surely, 2^2056181883 is an apocalyptic number.

2056181883 is a deficient number, since it is larger than the sum of its proper divisors (1078260357).

2056181883 is a wasteful number, since it uses less digits than its factorization.

2056181883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37906.

The product of its (nonzero) digits is 92160, while the sum is 42.

The square root of 2056181883 is about 45345.1417794674. The cubic root of 2056181883 is about 1271.6097311727.

The spelling of 2056181883 in words is "two billion, fifty-six million, one hundred eighty-one thousand, eight hundred eighty-three".