12849698918 has 8 divisors (see below), whose sum is σ = 22028055312. Its totient is φ = 5507013816.

The previous prime is 12849698909. The next prime is 12849698933. The reversal of 12849698918 is 81989694821.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12849698918² (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 3 ways as a sum of consecutive naturals, for example, 458917805 + ... + 458917832.

It is an arithmetic number, because the mean of its divisors is an integer number (2753506914).

Almost surely, 2^12849698918 is an apocalyptic number.

12849698918 is a deficient number, since it is larger than the sum of its proper divisors (9178356394).

12849698918 is an equidigital number, since it uses as much as digits as its factorization.

12849698918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917835646.

The product of its digits is 17915904, while the sum is 65.

The spelling of 12849698918 in words is "twelve billion, eight hundred forty-nine million, six hundred ninety-eight thousand, nine hundred eighteen".