2056456712 has 12 divisors (see below), whose sum is σ = 3856096845. Its totient is φ = 1028164224.

The previous prime is 2056456693. The next prime is 2056456739. The reversal of 2056456712 is 2176546502.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 1142845636 + 913611076 = 33806^2 + 30226^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=32066.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 120248 + ... + 136280.

Almost surely, 2^2056456712 is an apocalyptic number.

It is an amenable number.

2056456712 is a deficient number, since it is larger than the sum of its proper divisors (1799640133).

2056456712 is an frugal number, since it uses more digits than its factorization.

2056456712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32072 (or 16035 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 2056456712 is about 45348.1720910557. The cubic root of 2056456712 is about 1271.6663830453. Note that the first 3 decimals are identical.

The spelling of 2056456712 in words is "two billion, fifty-six million, four hundred fifty-six thousand, seven hundred twelve".