18006796030856 has 64 divisors (see below), whose sum is σ = 35851978641600. Its totient is φ = 8463988447488.

The previous prime is 18006796030831. The next prime is 18006796030921. The reversal of 18006796030856 is 65803069760081.

It is a junction number, because it is equal to n+sod(n) for n = 18006796030795 and 18006796030804.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 315371 + ... + 6009413.

It is an arithmetic number, because the mean of its divisors is an integer number (560187166275).

Almost surely, 2^{18006796030856} is an apocalyptic number.

It is an amenable number.

18006796030856 is a deficient number, since it is larger than the sum of its proper divisors (17845182610744).

18006796030856 is a wasteful number, since it uses less digits than its factorization.

18006796030856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5694438 (or 5694434 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 59.

The spelling of 18006796030856 in words is "eighteen trillion, six billion, seven hundred ninety-six million, thirty thousand, eight hundred fifty-six".