104644106447 has 8 divisors (see below), whose sum is σ = 108707751552. Its totient is φ = 100623463200.

The previous prime is 104644106443. The next prime is 104644106467. The reversal of 104644106447 is 744601446401.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 104644106447 - 2² = 104644106443 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 (104644106443) 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 7 ways as a sum of consecutive naturals, for example, 10745504 + ... + 10755237.

It is an arithmetic number, because the mean of its divisors is an integer number (13588468944).

Almost surely, 2^104644106447 is an apocalyptic number.

104644106447 is a deficient number, since it is larger than the sum of its proper divisors (4063645105).

104644106447 is a wasteful number, since it uses less digits than its factorization.

104644106447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21500929.

The product of its (nonzero) digits is 258048, while the sum is 41.

The spelling of 104644106447 in words is "one hundred four billion, six hundred forty-four million, one hundred six thousand, four hundred forty-seven".