213164254815 has 16 divisors (see below), whose sum is σ = 341100865248. Its totient is φ = 113674916736.

The previous prime is 213164254801. The next prime is 213164254939. The reversal of 213164254815 is 518452461312.

213164254815 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 213164254815 - 2⁸ = 213164254559 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 653164 + ... + 923553.

It is an arithmetic number, because the mean of its divisors is an integer number (21318804078).

Almost surely, 2^213164254815 is an apocalyptic number.

213164254815 is a deficient number, since it is larger than the sum of its proper divisors (127936610433).

213164254815 is a wasteful number, since it uses less digits than its factorization.

213164254815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1585738.

The product of its digits is 230400, while the sum is 42.

The spelling of 213164254815 in words is "two hundred thirteen billion, one hundred sixty-four million, two hundred fifty-four thousand, eight hundred fifteen".