213625247834 has 32 divisors (see below), whose sum is σ = 325842329280. Its totient is φ = 105020883072.

The previous prime is 213625247747. The next prime is 213625247851. The reversal of 213625247834 is 438742526312.

213625247834 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 79798904 + ... + 79801580.

It is an arithmetic number, because the mean of its divisors is an integer number (10182572790).

Almost surely, 2^213625247834 is an apocalyptic number.

213625247834 is a deficient number, since it is larger than the sum of its proper divisors (112217081446).

213625247834 is a wasteful number, since it uses less digits than its factorization.

213625247834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4254.

The product of its digits is 1935360, while the sum is 47.

The spelling of 213625247834 in words is "two hundred thirteen billion, six hundred twenty-five million, two hundred forty-seven thousand, eight hundred thirty-four".