11984854849 has 8 divisors (see below), whose sum is σ = 13120918560. Its totient is φ = 10856546400.

The previous prime is 11984854831. The next prime is 11984854867. The reversal of 11984854849 is 94845848911.

11984854849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11984854831) and next prime (11984854867).

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 11984854849 - 2²⁷ = 11850637121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11984854949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1935579 + ... + 1941760.

It is an arithmetic number, because the mean of its divisors is an integer number (1640114820).

Almost surely, 2^11984854849 is an apocalyptic number.

It is an amenable number.

11984854849 is a deficient number, since it is larger than the sum of its proper divisors (1136063711).

11984854849 is a wasteful number, since it uses less digits than its factorization.

11984854849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3877631.

The product of its digits is 13271040, while the sum is 61.

The spelling of 11984854849 in words is "eleven billion, nine hundred eighty-four million, eight hundred fifty-four thousand, eight hundred forty-nine".