3285820266512 has 40 divisors (see below), whose sum is σ = 7275883420800. Its totient is φ = 1408181870592.

The previous prime is 3285820266511. The next prime is 3285820266523. The reversal of 3285820266512 is 2156620285823.

It is a super-2 number, since 2×3285820266512² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3285820266511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6322064 + ... + 6822032.

It is an arithmetic number, because the mean of its divisors is an integer number (181897085520).

Almost surely, 2^{3285820266512} is an apocalyptic number.

It is an amenable number.

3285820266512 is an abundant number, since it is smaller than the sum of its proper divisors (3990063154288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3285820266512 is a wasteful number, since it uses less digits than its factorization.

3285820266512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558663 (or 558657 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 50.

The spelling of 3285820266512 in words is "three trillion, two hundred eighty-five billion, eight hundred twenty million, two hundred sixty-six thousand, five hundred twelve".