655226656 has 24 divisors (see below), whose sum is σ = 1474260480. Its totient is φ = 280811328.

The previous prime is 655226653. The next prime is 655226657. The reversal of 655226656 is 656622556.

655226656 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 (655226653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1462336 + ... + 1462783.

It is an arithmetic number, because the mean of its divisors is an integer number (61427520).

Almost surely, 2^655226656 is an apocalyptic number.

It is an amenable number.

655226656 is an abundant number, since it is smaller than the sum of its proper divisors (819033824).

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

655226656 is a wasteful number, since it uses less digits than its factorization.

655226656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2925136 (or 2925128 counting only the distinct ones).

The product of its digits is 648000, while the sum is 43.

The square root of 655226656 is about 25597.3954925106. The cubic root of 655226656 is about 868.5547219696.

The spelling of 655226656 in words is "six hundred fifty-five million, two hundred twenty-six thousand, six hundred fifty-six".