213522675606 has 12 divisors (see below), whose sum is σ = 462632463852. Its totient is φ = 71174225196.

The previous prime is 213522675601. The next prime is 213522675649. The reversal of 213522675606 is 606576225312.

213522675606 is a `hidden beast` number, since 2 + 1 + 3 + 5 + 22 + 67 + 560 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213522675601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5931185416 + ... + 5931185451.

It is an arithmetic number, because the mean of its divisors is an integer number (38552705321).

Almost surely, 2^213522675606 is an apocalyptic number.

213522675606 is an abundant number, since it is smaller than the sum of its proper divisors (249109788246).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213522675606 is a wasteful number, since it uses less digits than its factorization.

213522675606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11862370875 (or 11862370872 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The spelling of 213522675606 in words is "two hundred thirteen billion, five hundred twenty-two million, six hundred seventy-five thousand, six hundred six".