610655655 has 8 divisors (see below), whose sum is σ = 977049072. Its totient is φ = 325683008.

The previous prime is 610655609. The next prime is 610655663. The reversal of 610655655 is 556556016.

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 610655655 - 2¹¹ = 610653607 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 7 ways as a sum of consecutive naturals, for example, 20355174 + ... + 20355203.

It is an arithmetic number, because the mean of its divisors is an integer number (122131134).

Almost surely, 2^610655655 is an apocalyptic number.

610655655 is a deficient number, since it is larger than the sum of its proper divisors (366393417).

610655655 is a wasteful number, since it uses less digits than its factorization.

610655655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40710385.

The product of its (nonzero) digits is 135000, while the sum is 39.

The square root of 610655655 is about 24711.4478531712. The cubic root of 610655655 is about 848.3963558727.

The spelling of 610655655 in words is "six hundred ten million, six hundred fifty-five thousand, six hundred fifty-five".