3205116800656 has 15 divisors (see below), whose sum is σ = 6209927676003. Its totient is φ = 1602554819760.

The previous prime is 3205116800603. The next prime is 3205116800707. The reversal of 3205116800656 is 6560086115023.

The square root of 3205116800656 is 1790284.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 6937351 + ... + 7384921.

Almost surely, 2^{3205116800656} is an apocalyptic number.

3205116800656 is the 1790284-th square number.

It is an amenable number.

3205116800656 is a deficient number, since it is larger than the sum of its proper divisors (3004810875347).

3205116800656 is an frugal number, since it uses more digits than its factorization.

3205116800656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895150 (or 447573 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 43.

The spelling of 3205116800656 in words is "three trillion, two hundred five billion, one hundred sixteen million, eight hundred thousand, six hundred fifty-six".