104620671817 has 8 divisors (see below), whose sum is σ = 108250475400. Its totient is φ = 100992347904.

The previous prime is 104620671791. The next prime is 104620671851. The reversal of 104620671817 is 718176026401.

It can be written as a sum of positive squares in 4 ways, for example, as 68296504896 + 36324166921 = 261336^2 + 190589^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104620671817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104620671887) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 225088 + ... + 509809.

It is an arithmetic number, because the mean of its divisors is an integer number (13531309425).

Almost surely, 2^104620671817 is an apocalyptic number.

It is an amenable number.

104620671817 is a deficient number, since it is larger than the sum of its proper divisors (3629803583).

104620671817 is an equidigital number, since it uses as much as digits as its factorization.

104620671817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739835.

The product of its (nonzero) digits is 112896, while the sum is 43.

The spelling of 104620671817 in words is "one hundred four billion, six hundred twenty million, six hundred seventy-one thousand, eight hundred seventeen".