655323556 has 24 divisors (see below), whose sum is σ = 1195729920. Its totient is φ = 313864992.

The previous prime is 655323551. The next prime is 655323563.

655323556 is nontrivially palindromic in base 10.

655323556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (655323551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7510 + ... + 36973.

It is an arithmetic number, because the mean of its divisors is an integer number (49822080).

Almost surely, 2^655323556 is an apocalyptic number.

It is an amenable number.

655323556 is a deficient number, since it is larger than the sum of its proper divisors (540406364).

655323556 is a wasteful number, since it uses less digits than its factorization.

655323556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44643 (or 44641 counting only the distinct ones).

The product of its digits is 405000, while the sum is 40.

The square root of 655323556 is about 25599.2881932291. The cubic root of 655323556 is about 868.5975360621.

The spelling of 655323556 in words is "six hundred fifty-five million, three hundred twenty-three thousand, five hundred fifty-six".