104443553515 has 32 divisors (see below), whose sum is σ = 145345757184. Its totient is φ = 70565268480.

The previous prime is 104443553509. The next prime is 104443553521. The reversal of 104443553515 is 515355344401.

It is an interprime number because it is at equal distance from previous prime (104443553509) and next prime (104443553521).

It is not a de Polignac number, because 104443553515 - 2⁵ = 104443553483 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 31 ways as a sum of consecutive naturals, for example, 4204662 + ... + 4229428.

It is an arithmetic number, because the mean of its divisors is an integer number (4542054912).

Almost surely, 2^104443553515 is an apocalyptic number.

104443553515 is a deficient number, since it is larger than the sum of its proper divisors (40902203669).

104443553515 is a wasteful number, since it uses less digits than its factorization.

104443553515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26547.

The product of its (nonzero) digits is 360000, while the sum is 40.

Adding to 104443553515 its reverse (515355344401), we get a palindrome (619798897916).

The spelling of 104443553515 in words is "one hundred four billion, four hundred forty-three million, five hundred fifty-three thousand, five hundred fifteen".