18335000085 has 32 divisors (see below), whose sum is σ = 29512028160. Its totient is φ = 9720110400.

The previous prime is 18335000081. The next prime is 18335000119. The reversal of 18335000085 is 58000053381.

It is not a de Polignac number, because 18335000085 - 2² = 18335000081 is a prime.

It is a super-3 number, since 3×18335000085³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18335000081) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2880136 + ... + 2886494.

It is an arithmetic number, because the mean of its divisors is an integer number (922250880).

Almost surely, 2^18335000085 is an apocalyptic number.

18335000085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

18335000085 is a deficient number, since it is larger than the sum of its proper divisors (11177028075).

18335000085 is a wasteful number, since it uses less digits than its factorization.

18335000085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7489.

The product of its (nonzero) digits is 14400, while the sum is 33.

The spelling of 18335000085 in words is "eighteen billion, three hundred thirty-five million, eighty-five", and thus it is an aban number.