184138144817 has 16 divisors (see below), whose sum is σ = 201502339200. Its totient is φ = 166878560640.

The previous prime is 184138144727. The next prime is 184138144823. The reversal of 184138144817 is 718441831481.

It is a happy number.

It is not a de Polignac number, because 184138144817 - 2¹⁸ = 184137882673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (184138144217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7217159 + ... + 7242627.

It is an arithmetic number, because the mean of its divisors is an integer number (12593896200).

Almost surely, 2^184138144817 is an apocalyptic number.

It is an amenable number.

184138144817 is a deficient number, since it is larger than the sum of its proper divisors (17364194383).

184138144817 is a wasteful number, since it uses less digits than its factorization.

184138144817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27496.

The product of its digits is 688128, while the sum is 50.

The spelling of 184138144817 in words is "one hundred eighty-four billion, one hundred thirty-eight million, one hundred forty-four thousand, eight hundred seventeen".