3213665829384 has 64 divisors (see below), whose sum is σ = 8289369964800. Its totient is φ = 1037706249216.

The previous prime is 3213665829347. The next prime is 3213665829401. The reversal of 3213665829384 is 4839285663123.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 15889809 + ... + 16090784.

It is an arithmetic number, because the mean of its divisors is an integer number (129521405700).

Almost surely, 2^{3213665829384} is an apocalyptic number.

It is an amenable number.

3213665829384 is an abundant number, since it is smaller than the sum of its proper divisors (5075704135416).

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

3213665829384 is a wasteful number, since it uses less digits than its factorization.

3213665829384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31980734 (or 31980730 counting only the distinct ones).

The product of its digits is 44789760, while the sum is 60.

The spelling of 3213665829384 in words is "three trillion, two hundred thirteen billion, six hundred sixty-five million, eight hundred twenty-nine thousand, three hundred eighty-four".