320560012 has 12 divisors (see below), whose sum is σ = 574026376. Its totient is φ = 156552480.

The previous prime is 320559991. The next prime is 320560049. The reversal of 320560012 is 210065023.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 931689 + ... + 932032.

Almost surely, 2^320560012 is an apocalyptic number.

It is an amenable number.

320560012 is a deficient number, since it is larger than the sum of its proper divisors (253466364).

320560012 is a wasteful number, since it uses less digits than its factorization.

320560012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1863768 (or 1863766 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 320560012 is about 17904.1897889851. The cubic root of 320560012 is about 684.3891490774.

The spelling of 320560012 in words is "three hundred twenty million, five hundred sixty thousand, twelve".