27683859449 has 8 divisors (see below), whose sum is σ = 28997350272. Its totient is φ = 26379522400.

The previous prime is 27683859433. The next prime is 27683859451. The reversal of 27683859449 is 94495838672.

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 27683859449 - 2⁴ = 27683859433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27683859419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2282252 + ... + 2294349.

It is an arithmetic number, because the mean of its divisors is an integer number (3624668784).

Almost surely, 2^27683859449 is an apocalyptic number.

It is an amenable number.

27683859449 is a deficient number, since it is larger than the sum of its proper divisors (1313490823).

27683859449 is a wasteful number, since it uses less digits than its factorization.

27683859449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4576887.

The product of its digits is 104509440, while the sum is 65.

The spelling of 27683859449 in words is "twenty-seven billion, six hundred eighty-three million, eight hundred fifty-nine thousand, four hundred forty-nine".