2056105630 has 32 divisors (see below), whose sum is σ = 4009842144. Its totient is φ = 756059136.

The previous prime is 2056105607. The next prime is 2056105633. The reversal of 2056105630 is 365016502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2056105633) 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, 133327 + ... + 147946.

It is an arithmetic number, because the mean of its divisors is an integer number (125307567).

Almost surely, 2^2056105630 is an apocalyptic number.

2056105630 is a deficient number, since it is larger than the sum of its proper divisors (1953736514).

2056105630 is a wasteful number, since it uses less digits than its factorization.

2056105630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281340.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 2056105630 is about 45344.3009649504. The cubic root of 2056105630 is about 1271.5940118669.

The spelling of 2056105630 in words is "two billion, fifty-six million, one hundred five thousand, six hundred thirty".