2056020356 has 12 divisors (see below), whose sum is σ = 3874807692. Its totient is φ = 948932448.

The previous prime is 2056020353. The next prime is 2056020367. The reversal of 2056020356 is 6530206502.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 925984900 + 1130035456 = 30430^2 + 33616^2 .

It is not an unprimeable number, because it can be changed into a prime (2056020353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19769375 + ... + 19769478.

It is an arithmetic number, because the mean of its divisors is an integer number (322900641).

Almost surely, 2^2056020356 is an apocalyptic number.

2056020356 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2056020356 is a deficient number, since it is larger than the sum of its proper divisors (1818787336).

2056020356 is a wasteful number, since it uses less digits than its factorization.

2056020356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39538870 (or 39538868 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 2056020356 is about 45343.3606606303. The cubic root of 2056020356 is about 1271.5764324512.

Adding to 2056020356 its reverse (6530206502), we get a palindrome (8586226858).

The spelling of 2056020356 in words is "two billion, fifty-six million, twenty thousand, three hundred fifty-six".