12849685822 has 16 divisors (see below), whose sum is σ = 19899124992. Its totient is φ = 6218462880.

The previous prime is 12849685817. The next prime is 12849685831. The reversal of 12849685822 is 22858694821.

It is a super-2 number, since 2×12849685822² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 440433 + ... + 468700.

It is an arithmetic number, because the mean of its divisors is an integer number (1243695312).

Almost surely, 2^12849685822 is an apocalyptic number.

12849685822 is a deficient number, since it is larger than the sum of its proper divisors (7049439170).

12849685822 is a wasteful number, since it uses less digits than its factorization.

12849685822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909363.

The product of its digits is 4423680, while the sum is 55.

The spelling of 12849685822 in words is "twelve billion, eight hundred forty-nine million, six hundred eighty-five thousand, eight hundred twenty-two".