3296728641736 has 8 divisors (see below), whose sum is σ = 6181366203270. Its totient is φ = 1648364320864.

The previous prime is 3296728641643. The next prime is 3296728641751. The reversal of 3296728641736 is 6371468276923.

It can be written as a sum of positive squares in only one way, i.e., 1804739680836 + 1491988960900 = 1343406^2 + 1221470^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 206045540101 + ... + 206045540116.

Almost surely, 2^{3296728641736} is an apocalyptic number.

It is an amenable number.

3296728641736 is a deficient number, since it is larger than the sum of its proper divisors (2884637561534).

3296728641736 is a wasteful number, since it uses less digits than its factorization.

3296728641736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412091080223 (or 412091080219 counting only the distinct ones).

The product of its digits is 109734912, while the sum is 64.

The spelling of 3296728641736 in words is "three trillion, two hundred ninety-six billion, seven hundred twenty-eight million, six hundred forty-one thousand, seven hundred thirty-six".