104443443515 has 4 divisors (see below), whose sum is σ = 125332132224. Its totient is φ = 83554754808.

The previous prime is 104443443497. The next prime is 104443443581. The reversal of 104443443515 is 515344344401.

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

It is a cyclic number.

It is not a de Polignac number, because 104443443515 - 2²⁴ = 104426666299 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 10444344347 + ... + 10444344356.

It is an arithmetic number, because the mean of its divisors is an integer number (31333033056).

Almost surely, 2^104443443515 is an apocalyptic number.

104443443515 is a deficient number, since it is larger than the sum of its proper divisors (20888688709).

104443443515 is an equidigital number, since it uses as much as digits as its factorization.

104443443515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20888688708.

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 104443443515 its reverse (515344344401), we get a palindrome (619787787916).

The spelling of 104443443515 in words is "one hundred four billion, four hundred forty-three million, four hundred forty-three thousand, five hundred fifteen".