213525044235 has 12 divisors (see below), whose sum is σ = 370110076752. Its totient is φ = 113880023568.

The previous prime is 213525044233. The next prime is 213525044263. The reversal of 213525044235 is 532440525312.

213525044235 is a `hidden beast` number, since 2 + 135 + 2 + 50 + 442 + 35 = 666.

213525044235 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 213525044235 - 2¹ = 213525044233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213525044235.

It is not an unprimeable number, because it can be changed into a prime (213525044231) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2372500447 + ... + 2372500536.

It is an arithmetic number, because the mean of its divisors is an integer number (30842506396).

Almost surely, 2^213525044235 is an apocalyptic number.

213525044235 is a deficient number, since it is larger than the sum of its proper divisors (156585032517).

213525044235 is a wasteful number, since it uses less digits than its factorization.

213525044235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4745000994 (or 4745000991 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 213525044235 its reverse (532440525312), we get a palindrome (745965569547).

The spelling of 213525044235 in words is "two hundred thirteen billion, five hundred twenty-five million, forty-four thousand, two hundred thirty-five".