3265256644 has 12 divisors (see below), whose sum is σ = 6153753004. Its totient is φ = 1507041504.

The previous prime is 3265256633. The next prime is 3265256671. The reversal of 3265256644 is 4466525623.

It can be written as a sum of positive squares in 2 ways, for example, as 336282244 + 2928974400 = 18338^2 + 54120^2 .

It is a super-2 number, since 2×3265256644² = 21323801902372285472, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3265256644.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 31396647 + ... + 31396750.

Almost surely, 2^3265256644 is an apocalyptic number.

It is an amenable number.

3265256644 is a deficient number, since it is larger than the sum of its proper divisors (2888496360).

3265256644 is a wasteful number, since it uses less digits than its factorization.

3265256644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62793414 (or 62793412 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 43.

The square root of 3265256644 is about 57142.4242047885. The cubic root of 3265256644 is about 1483.5622499487.

The spelling of 3265256644 in words is "three billion, two hundred sixty-five million, two hundred fifty-six thousand, six hundred forty-four".