4256544466 has 16 divisors (see below), whose sum is σ = 6599720448. Its totient is φ = 2056824000.

The previous prime is 4256544451. The next prime is 4256544563. The reversal of 4256544466 is 6644456524.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135 + ... + 92266.

It is an arithmetic number, because the mean of its divisors is an integer number (412482528).

Almost surely, 2^4256544466 is an apocalyptic number.

4256544466 is a deficient number, since it is larger than the sum of its proper divisors (2343175982).

4256544466 is a wasteful number, since it uses less digits than its factorization.

4256544466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93177.

The product of its digits is 2764800, while the sum is 46.

The square root of 4256544466 is about 65242.1985067947. The cubic root of 4256544466 is about 1620.6369067573.

The spelling of 4256544466 in words is "four billion, two hundred fifty-six million, five hundred forty-four thousand, four hundred sixty-six".