3240081656005 has 8 divisors (see below), whose sum is σ = 3889457004024. Its totient is φ = 2591159313600.

The previous prime is 3240081655861. The next prime is 3240081656023. The reversal of 3240081656005 is 5006561800423.

3240081656005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1571884609 + 3238509771396 = 39647^2 + 1799586^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-3240081656005 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113235666 + ... + 113264275.

It is an arithmetic number, because the mean of its divisors is an integer number (486182125503).

Almost surely, 2^{3240081656005} is an apocalyptic number.

It is an amenable number.

3240081656005 is a deficient number, since it is larger than the sum of its proper divisors (649375348019).

3240081656005 is a wasteful number, since it uses less digits than its factorization.

3240081656005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226502807.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 3240081656005 in words is "three trillion, two hundred forty billion, eighty-one million, six hundred fifty-six thousand, five".