213339564257279 has 4 divisors (see below), whose sum is σ = 213340762346376. Its totient is φ = 213338366168184.

The previous prime is 213339564257233. The next prime is 213339564257291. The reversal of 213339564257279 is 972752465933312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 213339564257279 - 2⁸ = 213339564257023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213339564257299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 598777409 + ... + 599133594.

It is an arithmetic number, because the mean of its divisors is an integer number (53335190586594).

Almost surely, 2^{213339564257279} is an apocalyptic number.

213339564257279 is a deficient number, since it is larger than the sum of its proper divisors (1198089097).

213339564257279 is a wasteful number, since it uses less digits than its factorization.

213339564257279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198089096.

The product of its digits is 514382400, while the sum is 68.

The spelling of 213339564257279 in words is "two hundred thirteen trillion, three hundred thirty-nine billion, five hundred sixty-four million, two hundred fifty-seven thousand, two hundred seventy-nine".