12028581196 has 24 divisors (see below), whose sum is σ = 21161335104. Its totient is φ = 5982537600.

The previous prime is 12028581181. The next prime is 12028581197. The reversal of 12028581196 is 69118582021.

It is not an unprimeable number, because it can be changed into a prime (12028581197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1022146 + ... + 1033846.

It is an arithmetic number, because the mean of its divisors is an integer number (881722296).

Almost surely, 2^12028581196 is an apocalyptic number.

It is an amenable number.

12028581196 is a deficient number, since it is larger than the sum of its proper divisors (9132753908).

12028581196 is a wasteful number, since it uses less digits than its factorization.

12028581196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13041 (or 13039 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 43.

The spelling of 12028581196 in words is "twelve billion, twenty-eight million, five hundred eighty-one thousand, one hundred ninety-six".