18364616014 has 4 divisors (see below), whose sum is σ = 27546924024. Its totient is φ = 9182308006.

The previous prime is 18364615979. The next prime is 18364616021. The reversal of 18364616014 is 41061646381.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41061646381 = 7 ⋅5865949483.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4591154002 + ... + 4591154005.

It is an arithmetic number, because the mean of its divisors is an integer number (6886731006).

Almost surely, 2^18364616014 is an apocalyptic number.

18364616014 is a deficient number, since it is larger than the sum of its proper divisors (9182308010).

18364616014 is an equidigital number, since it uses as much as digits as its factorization.

18364616014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9182308009.

The product of its (nonzero) digits is 82944, while the sum is 40.

The spelling of 18364616014 in words is "eighteen billion, three hundred sixty-four million, six hundred sixteen thousand, fourteen".