656213205662 has 32 divisors (see below), whose sum is σ = 1147974379200. Its totient is φ = 281214739680.

The previous prime is 656213205649. The next prime is 656213205673. The reversal of 656213205662 is 266502312656.

656213205662 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14535068 + ... + 14580144.

It is an arithmetic number, because the mean of its divisors is an integer number (35874199350).

Almost surely, 2^656213205662 is an apocalyptic number.

656213205662 is a deficient number, since it is larger than the sum of its proper divisors (491761173538).

656213205662 is a wasteful number, since it uses less digits than its factorization.

656213205662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66321 (or 66307 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 656213205662 in words is "six hundred fifty-six billion, two hundred thirteen million, two hundred five thousand, six hundred sixty-two".