3280523600945 has 8 divisors (see below), whose sum is σ = 3990554736936. Its totient is φ = 2588467936896.

The previous prime is 3280523600941. The next prime is 3280523600947. The reversal of 3280523600945 is 5490063250823.

It can be written as a sum of positive squares in 4 ways, for example, as 339806219041 + 2940717381904 = 582929^2 + 1714852^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3280523600945 - 2² = 3280523600941 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3280523600945.

It is not an unprimeable number, because it can be changed into a prime (3280523600941) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4493867582 + ... + 4493868311.

It is an arithmetic number, because the mean of its divisors is an integer number (498819342117).

Almost surely, 2^{3280523600945} is an apocalyptic number.

It is an amenable number.

3280523600945 is a deficient number, since it is larger than the sum of its proper divisors (710031135991).

3280523600945 is an equidigital number, since it uses as much as digits as its factorization.

3280523600945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8987735971.

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 3280523600945 in words is "three trillion, two hundred eighty billion, five hundred twenty-three million, six hundred thousand, nine hundred forty-five".