104106605555 has 4 divisors (see below), whose sum is σ = 124927926672. Its totient is φ = 83285284440.

The previous prime is 104106605543. The next prime is 104106605573. The reversal of 104106605555 is 555506601401.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 555506601401 = 1433 ⋅387652897.

It is not a de Polignac number, because 104106605555 - 2¹⁰ = 104106604531 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 (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10410660551 + ... + 10410660560.

It is an arithmetic number, because the mean of its divisors is an integer number (31231981668).

Almost surely, 2^104106605555 is an apocalyptic number.

104106605555 is a deficient number, since it is larger than the sum of its proper divisors (20821321117).

104106605555 is an equidigital number, since it uses as much as digits as its factorization.

104106605555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20821321116.

The product of its (nonzero) digits is 90000, while the sum is 38.

The spelling of 104106605555 in words is "one hundred four billion, one hundred six million, six hundred five thousand, five hundred fifty-five".