104089994181 has 24 divisors (see below), whose sum is σ = 151467432480. Its totient is φ = 68878836000.

The previous prime is 104089994171. The next prime is 104089994189. The reversal of 104089994181 is 181499980401.

It is not a de Polignac number, because 104089994181 - 2⁵ = 104089994149 is a prime.

It is a super-2 number, since 2×104089994181² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104089994189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9878886 + ... + 9889416.

It is an arithmetic number, because the mean of its divisors is an integer number (6311143020).

Almost surely, 2^104089994181 is an apocalyptic number.

It is an amenable number.

104089994181 is a deficient number, since it is larger than the sum of its proper divisors (47377438299).

104089994181 is a wasteful number, since it uses less digits than its factorization.

104089994181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18577 (or 18574 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 54.

The spelling of 104089994181 in words is "one hundred four billion, eighty-nine million, nine hundred ninety-four thousand, one hundred eighty-one".