3281336783125 has 10 divisors (see below), whose sum is σ = 4100358444974. Its totient is φ = 2625069426000.

The previous prime is 3281336783083. The next prime is 3281336783149. The reversal of 3281336783125 is 5213876331823.

3281336783125 is digitally balanced in base 3, 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 5 ways, for example, as 1622202153649 + 1659134629476 = 1273657^2 + 1288074^2 .

It is not a de Polignac number, because 3281336783125 - 2¹¹ = 3281336781077 is a prime.

It is a super-3 number, since 3×3281336783125³ (a number of 39 digits) contains 333 as substring.

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 9 ways as a sum of consecutive naturals, for example, 2625068802 + ... + 2625070051.

Almost surely, 2^{3281336783125} is an apocalyptic number.

It is an amenable number.

3281336783125 is a deficient number, since it is larger than the sum of its proper divisors (819021661849).

3281336783125 is an frugal number, since it uses more digits than its factorization.

3281336783125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5250138873 (or 5250138858 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 52.

The spelling of 3281336783125 in words is "three trillion, two hundred eighty-one billion, three hundred thirty-six million, seven hundred eighty-three thousand, one hundred twenty-five".