655675652 has 24 divisors (see below), whose sum is σ = 1215743256. Its totient is φ = 308346368.

The previous prime is 655675639. The next prime is 655675661. The reversal of 655675652 is 256576556.

It can be written as a sum of positive squares in 4 ways, for example, as 200109316 + 455566336 = 14146^2 + 21344^2 .

It is a junction number, because it is equal to n+sod(n) for n = 655675597 and 655675606.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156578 + ... + 160710.

It is an arithmetic number, because the mean of its divisors is an integer number (50655969).

Almost surely, 2^655675652 is an apocalyptic number.

It is an amenable number.

655675652 is a deficient number, since it is larger than the sum of its proper divisors (560067604).

655675652 is a wasteful number, since it uses less digits than its factorization.

655675652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6487 (or 6485 counting only the distinct ones).

The product of its digits is 1890000, while the sum is 47.

The square root of 655675652 is about 25606.1643359563. The cubic root of 655675652 is about 868.7530698993.

The spelling of 655675652 in words is "six hundred fifty-five million, six hundred seventy-five thousand, six hundred fifty-two".