3281016644 has 24 divisors (see below), whose sum is σ = 5766092640. Its totient is φ = 1633576896.

The previous prime is 3281016623. The next prime is 3281016667. The reversal of 3281016644 is 4466101823.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1252424 + ... + 1255040.

It is an arithmetic number, because the mean of its divisors is an integer number (240253860).

Almost surely, 2^3281016644 is an apocalyptic number.

It is an amenable number.

3281016644 is a deficient number, since it is larger than the sum of its proper divisors (2485075996).

3281016644 is a wasteful number, since it uses less digits than its factorization.

3281016644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3827 (or 3825 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 3281016644 is about 57280.1592525719. The cubic root of 3281016644 is about 1485.9452606928.

The spelling of 3281016644 in words is "three billion, two hundred eighty-one million, sixteen thousand, six hundred forty-four".