213339984805 has 8 divisors (see below), whose sum is σ = 256278323232. Its totient is φ = 170491760208.

The previous prime is 213339984787. The next prime is 213339984833. The reversal of 213339984805 is 508489933312.

213339984805 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213339984805 - 2¹⁵ = 213339952037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22523247 + ... + 22532716.

It is an arithmetic number, because the mean of its divisors is an integer number (32034790404).

Almost surely, 2^213339984805 is an apocalyptic number.

It is an amenable number.

213339984805 is a deficient number, since it is larger than the sum of its proper divisors (42938338427).

213339984805 is an equidigital number, since it uses as much as digits as its factorization.

213339984805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45056915.

The product of its (nonzero) digits is 5598720, while the sum is 55.

The spelling of 213339984805 in words is "two hundred thirteen billion, three hundred thirty-nine million, nine hundred eighty-four thousand, eight hundred five".