12126186116 has 24 divisors (see below), whose sum is σ = 23388659616. Its totient is φ = 5455077120.

The previous prime is 12126186097. The next prime is 12126186119. The reversal of 12126186116 is 61168162121.

It is not an unprimeable number, because it can be changed into a prime (12126186119) 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, 1416326 + ... + 1424861.

It is an arithmetic number, because the mean of its divisors is an integer number (974527484).

Almost surely, 2^12126186116 is an apocalyptic number.

It is an amenable number.

12126186116 is a deficient number, since it is larger than the sum of its proper divisors (11262473500).

12126186116 is a wasteful number, since it uses less digits than its factorization.

12126186116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2841299 (or 2841297 counting only the distinct ones).

The product of its digits is 6912, while the sum is 35.

The spelling of 12126186116 in words is "twelve billion, one hundred twenty-six million, one hundred eighty-six thousand, one hundred sixteen".