213256676671328 has 24 divisors (see below), whose sum is σ = 421731813521088. Its totient is φ = 106150184348544.

The previous prime is 213256676671289. The next prime is 213256676671343. The reversal of 213256676671328 is 823176676652312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14942304851 + ... + 14942319122.

It is an arithmetic number, because the mean of its divisors is an integer number (17572158896712).

Almost surely, 2^{213256676671328} is an apocalyptic number.

It is an amenable number.

213256676671328 is a deficient number, since it is larger than the sum of its proper divisors (208475136849760).

213256676671328 is a wasteful number, since it uses less digits than its factorization.

213256676671328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29884624206 (or 29884624198 counting only the distinct ones).

The product of its digits is 182891520, while the sum is 65.

The spelling of 213256676671328 in words is "two hundred thirteen trillion, two hundred fifty-six billion, six hundred seventy-six million, six hundred seventy-one thousand, three hundred twenty-eight".