213586666688 has 28 divisors (see below), whose sum is σ = 438451081440. Its totient is φ = 103110803712.

The previous prime is 213586666687. The next prime is 213586666697. The reversal of 213586666688 is 886666685312.

It is not an unprimeable number, because it can be changed into a prime (213586666687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57537656 + ... + 57541367.

Almost surely, 2^213586666688 is an apocalyptic number.

It is an amenable number.

213586666688 is an abundant number, since it is smaller than the sum of its proper divisors (224864414752).

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

213586666688 is a wasteful number, since it uses less digits than its factorization.

213586666688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115079064 (or 115079054 counting only the distinct ones).

The product of its digits is 119439360, while the sum is 65.

The spelling of 213586666688 in words is "two hundred thirteen billion, five hundred eighty-six million, six hundred sixty-six thousand, six hundred eighty-eight".