6838218228112 has 10 divisors (see below), whose sum is σ = 13249047816998. Its totient is φ = 3419109114048.

The previous prime is 6838218228103. The next prime is 6838218228113. The reversal of 6838218228112 is 2118228128386.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5076928265616 + 1761289962496 = 2253204^2 + 1327136^2 .

It is a super-2 number, since 2×6838218228112² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6838218228112.

It is not an unprimeable number, because it can be changed into a prime (6838218228113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213694319613 + ... + 213694319644.

Almost surely, 2^{6838218228112} is an apocalyptic number.

It is an amenable number.

6838218228112 is a deficient number, since it is larger than the sum of its proper divisors (6410829588886).

6838218228112 is a wasteful number, since it uses less digits than its factorization.

6838218228112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427388639265 (or 427388639259 counting only the distinct ones).

The product of its digits is 1179648, while the sum is 52.

The spelling of 6838218228112 in words is "six trillion, eight hundred thirty-eight billion, two hundred eighteen million, two hundred twenty-eight thousand, one hundred twelve".