104531440165 has 48 divisors (see below), whose sum is σ = 136347374592. Its totient is φ = 76883337216.

The previous prime is 104531440127. The next prime is 104531440207. The reversal of 104531440165 is 561044135401.

It is not a de Polignac number, because 104531440165 - 2²⁷ = 104397222437 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104531440165.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 45705652 + ... + 45707938.

It is an arithmetic number, because the mean of its divisors is an integer number (2840570304).

Almost surely, 2^104531440165 is an apocalyptic number.

It is an amenable number.

104531440165 is a deficient number, since it is larger than the sum of its proper divisors (31815934427).

104531440165 is a wasteful number, since it uses less digits than its factorization.

104531440165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3046 (or 3029 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 104531440165 its reverse (561044135401), we get a palindrome (665575575566).

The spelling of 104531440165 in words is "one hundred four billion, five hundred thirty-one million, four hundred forty thousand, one hundred sixty-five".