8485733849 has 4 divisors (see below), whose sum is σ = 8932351440. Its totient is φ = 8039116260.

The previous prime is 8485733813. The next prime is 8485733891. The reversal of 8485733849 is 9483375848.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8485733849 - 2²⁰ = 8484685273 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8485733449) 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, 223308767 + ... + 223308804.

It is an arithmetic number, because the mean of its divisors is an integer number (2233087860).

Almost surely, 2^8485733849 is an apocalyptic number.

It is an amenable number.

8485733849 is a deficient number, since it is larger than the sum of its proper divisors (446617591).

8485733849 is a wasteful number, since it uses less digits than its factorization.

8485733849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446617590.

The product of its digits is 23224320, while the sum is 59.

The square root of 8485733849 is about 92118.0430154701. The cubic root of 8485733849 is about 2039.6851565406.

The spelling of 8485733849 in words is "eight billion, four hundred eighty-five million, seven hundred thirty-three thousand, eight hundred forty-nine".