610506505 has 16 divisors (see below), whose sum is σ = 843663744. Its totient is φ = 415434240.

The previous prime is 610506497. The next prime is 610506511. The reversal of 610506505 is 505605016.

It is not a de Polignac number, because 610506505 - 2³ = 610506497 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 61992 + ... + 71161.

It is an arithmetic number, because the mean of its divisors is an integer number (52728984).

Almost surely, 2^610506505 is an apocalyptic number.

It is an amenable number.

610506505 is a deficient number, since it is larger than the sum of its proper divisors (233157239).

610506505 is a wasteful number, since it uses less digits than its factorization.

610506505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133296.

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 610506505 is about 24708.4298367986. The cubic root of 610506505 is about 848.3272778694.

The spelling of 610506505 in words is "six hundred ten million, five hundred six thousand, five hundred five".