2106408404441 has 8 divisors (see below), whose sum is σ = 2316890988768. Its totient is φ = 1914916730100.

The previous prime is 2106408404411. The next prime is 2106408404447. The reversal of 2106408404441 is 1444048046012.

It is not a de Polignac number, because 2106408404441 - 2¹⁸ = 2106408142297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2106408404395 and 2106408404404.

It is not an unprimeable number, because it can be changed into a prime (2106408404447) 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, 791286575 + ... + 791289236.

It is an arithmetic number, because the mean of its divisors is an integer number (289611373596).

Almost surely, 2^{2106408404441} is an apocalyptic number.

It is an amenable number.

2106408404441 is a deficient number, since it is larger than the sum of its proper divisors (210482584327).

2106408404441 is an equidigital number, since it uses as much as digits as its factorization.

2106408404441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582575844 (or 1582575822 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 38.

The spelling of 2106408404441 in words is "two trillion, one hundred six billion, four hundred eight million, four hundred four thousand, four hundred forty-one".