4102320869249 has 4 divisors (see below), whose sum is σ = 4103948131140. Its totient is φ = 4100693607360.

The previous prime is 4102320869237. The next prime is 4102320869323. The reversal of 4102320869249 is 9429680232014.

4102320869249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 59064553024 + 4043256316225 = 243032^2 + 2010785^2 .

It is a cyclic number.

It is not a de Polignac number, because 4102320869249 - 2⁴ = 4102320869233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4102320869197 and 4102320869206.

It is not an unprimeable number, because it can be changed into a prime (4102320869849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 813627164 + ... + 813632205.

It is an arithmetic number, because the mean of its divisors is an integer number (1025987032785).

Almost surely, 2^{4102320869249} is an apocalyptic number.

It is an amenable number.

4102320869249 is a deficient number, since it is larger than the sum of its proper divisors (1627261891).

4102320869249 is a wasteful number, since it uses less digits than its factorization.

4102320869249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627261890.

The product of its (nonzero) digits is 1492992, while the sum is 50.

The spelling of 4102320869249 in words is "four trillion, one hundred two billion, three hundred twenty million, eight hundred sixty-nine thousand, two hundred forty-nine".