104426564555 has 4 divisors (see below), whose sum is σ = 125311877472. Its totient is φ = 83541251640.

The previous prime is 104426564531. The next prime is 104426564587. The reversal of 104426564555 is 555465624401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 555465624401 = 593 ⋅936704257.

It is not a de Polignac number, because 104426564555 - 2⁶ = 104426564491 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 (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10442656451 + ... + 10442656460.

It is an arithmetic number, because the mean of its divisors is an integer number (31327969368).

Almost surely, 2^104426564555 is an apocalyptic number.

104426564555 is a deficient number, since it is larger than the sum of its proper divisors (20885312917).

104426564555 is an equidigital number, since it uses as much as digits as its factorization.

104426564555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20885312916.

The product of its (nonzero) digits is 2880000, while the sum is 47.

The spelling of 104426564555 in words is "one hundred four billion, four hundred twenty-six million, five hundred sixty-four thousand, five hundred fifty-five".