12673322028 has 54 divisors (see below), whose sum is σ = 32175161564. Its totient is φ = 4206082608.

The previous prime is 12673321951. The next prime is 12673322047. The reversal of 12673322028 is 82022337621.

12673322028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12673322028² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 12673321983 and 12673322001.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 2053275 + ... + 2059437.

Almost surely, 2^12673322028 is an apocalyptic number.

12673322028 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

12673322028 is an abundant number, since it is smaller than the sum of its proper divisors (19501839536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12673322028 is a wasteful number, since it uses less digits than its factorization.

12673322028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6651 (or 6407 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

Adding to 12673322028 its reverse (82022337621), we get a palindrome (94695659649).

The spelling of 12673322028 in words is "twelve billion, six hundred seventy-three million, three hundred twenty-two thousand, twenty-eight".