3285603258581 has 16 divisors (see below), whose sum is σ = 3884572909440. Its totient is φ = 2719038840000.

The previous prime is 3285603258499. The next prime is 3285603258583. The reversal of 3285603258581 is 1858523065823.

It is not a de Polignac number, because 3285603258581 - 2¹⁰ = 3285603257557 is a prime.

It is a super-2 number, since 2×3285603258581² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3285603258583) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7135715 + ... + 7582191.

It is an arithmetic number, because the mean of its divisors is an integer number (242785806840).

Almost surely, 2^{3285603258581} is an apocalyptic number.

It is an amenable number.

3285603258581 is a deficient number, since it is larger than the sum of its proper divisors (598969650859).

3285603258581 is a wasteful number, since it uses less digits than its factorization.

3285603258581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482764.

The product of its (nonzero) digits is 13824000, while the sum is 56.

The spelling of 3285603258581 in words is "three trillion, two hundred eighty-five billion, six hundred three million, two hundred fifty-eight thousand, five hundred eighty-one".