655560453 has 8 divisors (see below), whose sum is σ = 875101600. Its totient is φ = 436529808.

The previous prime is 655560377. The next prime is 655560463. The reversal of 655560453 is 354065556.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 655560453 - 2¹⁷ = 655429381 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655560463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124618 + ... + 129771.

It is an arithmetic number, because the mean of its divisors is an integer number (109387700).

Almost surely, 2^655560453 is an apocalyptic number.

It is an amenable number.

655560453 is a deficient number, since it is larger than the sum of its proper divisors (219541147).

655560453 is a wasteful number, since it uses less digits than its factorization.

655560453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255251.

The product of its (nonzero) digits is 270000, while the sum is 39.

The square root of 655560453 is about 25603.9147983272. The cubic root of 655560453 is about 868.7021883664.

The spelling of 655560453 in words is "six hundred fifty-five million, five hundred sixty thousand, four hundred fifty-three".