609556873805 has 32 divisors (see below), whose sum is σ = 835930713600. Its totient is φ = 422609241600.

The previous prime is 609556873777. The next prime is 609556873829. The reversal of 609556873805 is 508378655906.

It is not a de Polignac number, because 609556873805 - 2¹⁶ = 609556808269 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2292776 + ... + 2544785.

It is an arithmetic number, because the mean of its divisors is an integer number (26122834800).

Almost surely, 2^609556873805 is an apocalyptic number.

It is an amenable number.

609556873805 is a deficient number, since it is larger than the sum of its proper divisors (226373839795).

609556873805 is a wasteful number, since it uses less digits than its factorization.

609556873805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4837685.

The product of its (nonzero) digits is 54432000, while the sum is 62.

The spelling of 609556873805 in words is "six hundred nine billion, five hundred fifty-six million, eight hundred seventy-three thousand, eight hundred five".