655613273 has 8 divisors (see below), whose sum is σ = 749960448. Its totient is φ = 561438144.

The previous prime is 655613269. The next prime is 655613281. The reversal of 655613273 is 372316556.

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

It is a cyclic number.

It is not a de Polignac number, because 655613273 - 2² = 655613269 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (655613213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34736 + ... + 50177.

It is an arithmetic number, because the mean of its divisors is an integer number (93745056).

Almost surely, 2^655613273 is an apocalyptic number.

It is an amenable number.

655613273 is a deficient number, since it is larger than the sum of its proper divisors (94347175).

655613273 is a wasteful number, since it uses less digits than its factorization.

655613273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86023.

The product of its digits is 113400, while the sum is 38.

The square root of 655613273 is about 25604.9462604396. The cubic root of 655613273 is about 868.7255188450.

The spelling of 655613273 in words is "six hundred fifty-five million, six hundred thirteen thousand, two hundred seventy-three".