104518840085 has 32 divisors (see below), whose sum is σ = 143599143168. Its totient is φ = 72288325120.

The previous prime is 104518840079. The next prime is 104518840103. The reversal of 104518840085 is 580048815401.

It is not a de Polignac number, because 104518840085 - 2¹⁸ = 104518577941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19952 + ... + 457641.

It is an arithmetic number, because the mean of its divisors is an integer number (4487473224).

Almost surely, 2^104518840085 is an apocalyptic number.

It is an amenable number.

104518840085 is a deficient number, since it is larger than the sum of its proper divisors (39080303083).

104518840085 is a wasteful number, since it uses less digits than its factorization.

104518840085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477805.

The product of its (nonzero) digits is 204800, while the sum is 44.

The spelling of 104518840085 in words is "one hundred four billion, five hundred eighteen million, eight hundred forty thousand, eighty-five".