104045519999 has 4 divisors (see below), whose sum is σ = 104110186320. Its totient is φ = 103980853680.

The previous prime is 104045519947. The next prime is 104045520011. The reversal of 104045519999 is 999915540401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104045519999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104045519939) 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 3 ways as a sum of consecutive naturals, for example, 32330747 + ... + 32333964.

It is an arithmetic number, because the mean of its divisors is an integer number (26027546580).

Almost surely, 2^104045519999 is an apocalyptic number.

104045519999 is a deficient number, since it is larger than the sum of its proper divisors (64666321).

104045519999 is an equidigital number, since it uses as much as digits as its factorization.

104045519999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64666320.

The product of its (nonzero) digits is 2624400, while the sum is 56.

The spelling of 104045519999 in words is "one hundred four billion, forty-five million, five hundred nineteen thousand, nine hundred ninety-nine".