104475784640868 has 36 divisors (see below), whose sum is σ = 264102855307200. Its totient is φ = 34823772943536.

The previous prime is 104475784640861. The next prime is 104475784640873. The reversal of 104475784640868 is 868046487574401.

104475784640868 is a `hidden beast` number, since 1 + 0 + 4 + 4 + 7 + 578 + 4 + 6 + 40 + 8 + 6 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 104475784640796 and 104475784640805.

It is not an unprimeable number, because it can be changed into a prime (104475784640861) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 61171080 + ... + 62855807.

It is an arithmetic number, because the mean of its divisors is an integer number (7336190425200).

Almost surely, 2^{104475784640868} is an apocalyptic number.

104475784640868 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

104475784640868 is an abundant number, since it is smaller than the sum of its proper divisors (159627070666332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

104475784640868 is a wasteful number, since it uses less digits than its factorization.

104475784640868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124050296 (or 124050291 counting only the distinct ones).

The product of its (nonzero) digits is 1156055040, while the sum is 72.

The spelling of 104475784640868 in words is "one hundred four trillion, four hundred seventy-five billion, seven hundred eighty-four million, six hundred forty thousand, eight hundred sixty-eight".