18170944856006 has 16 divisors (see below), whose sum is σ = 27687475209600. Its totient is φ = 8942306113728.

The previous prime is 18170944855981. The next prime is 18170944856011. The reversal of 18170944856006 is 60065844907181.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129845021 + ... + 129984888.

It is an arithmetic number, because the mean of its divisors is an integer number (1730467200600).

Almost surely, 2^{18170944856006} is an apocalyptic number.

18170944856006 is a deficient number, since it is larger than the sum of its proper divisors (9516530353594).

18170944856006 is a wasteful number, since it uses less digits than its factorization.

18170944856006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259830463.

The product of its (nonzero) digits is 11612160, while the sum is 59.

The spelling of 18170944856006 in words is "eighteen trillion, one hundred seventy billion, nine hundred forty-four million, eight hundred fifty-six thousand, six".