655017276605 has 16 divisors (see below), whose sum is σ = 793708606080. Its totient is φ = 518889298368.

The previous prime is 655017276587. The next prime is 655017276653. The reversal of 655017276605 is 506672710556.

It is a cyclic number.

It is not a de Polignac number, because 655017276605 - 2⁸ = 655017276349 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8889806 + ... + 8963184.

It is an arithmetic number, because the mean of its divisors is an integer number (49606787880).

Almost surely, 2^655017276605 is an apocalyptic number.

It is an amenable number.

655017276605 is a deficient number, since it is larger than the sum of its proper divisors (138691329475).

655017276605 is a wasteful number, since it uses less digits than its factorization.

655017276605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90820.

The product of its (nonzero) digits is 2646000, while the sum is 50.

The spelling of 655017276605 in words is "six hundred fifty-five billion, seventeen million, two hundred seventy-six thousand, six hundred five".