655532043112 has 16 divisors (see below), whose sum is σ = 1229184029700. Its totient is φ = 327749635200.

The previous prime is 655532043083. The next prime is 655532043121. The reversal of 655532043112 is 211340235556.

It can be written as a sum of positive squares in 2 ways, for example, as 654684883876 + 847159236 = 809126^2 + 29106^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1877437 + ... + 2199052.

Almost surely, 2^655532043112 is an apocalyptic number.

It is an amenable number.

655532043112 is a deficient number, since it is larger than the sum of its proper divisors (573651986588).

655532043112 is a wasteful number, since it uses less digits than its factorization.

655532043112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4096596 (or 4096592 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 37.

Adding to 655532043112 its reverse (211340235556), we get a palindrome (866872278668).

The spelling of 655532043112 in words is "six hundred fifty-five billion, five hundred thirty-two million, forty-three thousand, one hundred twelve".