4056351646 has 16 divisors (see below), whose sum is σ = 6235775280. Its totient is φ = 1977805120.

The previous prime is 4056351631. The next prime is 4056351647. The reversal of 4056351646 is 6461536504.

It is a junction number, because it is equal to n+sod(n) for n = 4056351599 and 4056351608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4056351647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191580 + ... + 211696.

It is an arithmetic number, because the mean of its divisors is an integer number (389735955).

Almost surely, 2^4056351646 is an apocalyptic number.

4056351646 is a deficient number, since it is larger than the sum of its proper divisors (2179423634).

4056351646 is a wasteful number, since it uses less digits than its factorization.

4056351646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22619.

The product of its (nonzero) digits is 259200, while the sum is 40.

The square root of 4056351646 is about 63689.4940001881. The cubic root of 4056351646 is about 1594.8207063199.

The spelling of 4056351646 in words is "four billion, fifty-six million, three hundred fifty-one thousand, six hundred forty-six".