18066316718 has 8 divisors (see below), whose sum is σ = 27174962160. Its totient is φ = 9007996000.

The previous prime is 18066316703. The next prime is 18066316729. The reversal of 18066316718 is 81761366081.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent 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, 12580283 + ... + 12581718.

It is an arithmetic number, because the mean of its divisors is an integer number (3396870270).

Almost surely, 2^18066316718 is an apocalyptic number.

18066316718 is a deficient number, since it is larger than the sum of its proper divisors (9108645442).

18066316718 is a wasteful number, since it uses less digits than its factorization.

18066316718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25162362.

The product of its (nonzero) digits is 290304, while the sum is 47.

The spelling of 18066316718 in words is "eighteen billion, sixty-six million, three hundred sixteen thousand, seven hundred eighteen".