8049423246209 has 4 divisors (see below), whose sum is σ = 8245750642500. Its totient is φ = 7853095849920.

The previous prime is 8049423246191. The next prime is 8049423246211. The reversal of 8049423246209 is 9026423249408.

It is a happy number.

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 724280996209 + 7325142250000 = 851047^2 + 2706500^2 .

It is a cyclic number.

It is not a de Polignac number, because 8049423246209 - 2³⁶ = 7980703769473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8049423246259) 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, 98163698084 + ... + 98163698165.

It is an arithmetic number, because the mean of its divisors is an integer number (2061437660625).

Almost surely, 2^{8049423246209} is an apocalyptic number.

It is an amenable number.

8049423246209 is a deficient number, since it is larger than the sum of its proper divisors (196327396291).

8049423246209 is a wasteful number, since it uses less digits than its factorization.

8049423246209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196327396290.

The product of its (nonzero) digits is 5971968, while the sum is 53.

The spelling of 8049423246209 in words is "eight trillion, forty-nine billion, four hundred twenty-three million, two hundred forty-six thousand, two hundred nine".