105643304404663 has 8 divisors (see below), whose sum is σ = 105821214825600. Its totient is φ = 105465399132600.

The previous prime is 105643304404643. The next prime is 105643304404669. The reversal of 105643304404663 is 366404403346501.

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 105643304404663 - 2³⁷ = 105505865451191 is a prime.

It is a super-2 number, since 2×105643304404663² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105643304404669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40948456 + ... + 43451842.

It is an arithmetic number, because the mean of its divisors is an integer number (13227651853200).

Almost surely, 2^{105643304404663} is an apocalyptic number.

105643304404663 is a deficient number, since it is larger than the sum of its proper divisors (177910420937).

105643304404663 is an equidigital number, since it uses as much as digits as its factorization.

105643304404663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2574437.

The product of its (nonzero) digits is 7464960, while the sum is 49.

The spelling of 105643304404663 in words is "one hundred five trillion, six hundred forty-three billion, three hundred four million, four hundred four thousand, six hundred sixty-three".