2056646344 has 16 divisors (see below), whose sum is σ = 3928971420. Its totient is φ = 1008920640.

The previous prime is 2056646341. The next prime is 2056646357. The reversal of 2056646344 is 4436466502.

It can be written as a sum of positive squares in 2 ways, for example, as 2034912100 + 21734244 = 45110^2 + 4662^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2056646297 and 2056646306.

It is not an unprimeable number, because it can be changed into a prime (2056646341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2424867 + ... + 2425714.

Almost surely, 2^2056646344 is an apocalyptic number.

It is an amenable number.

2056646344 is a deficient number, since it is larger than the sum of its proper divisors (1872325076).

2056646344 is a wasteful number, since it uses less digits than its factorization.

2056646344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4850640 (or 4850636 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 40.

The square root of 2056646344 is about 45350.2628878819. The cubic root of 2056646344 is about 1271.7054698924.

The spelling of 2056646344 in words is "two billion, fifty-six million, six hundred forty-six thousand, three hundred forty-four".