12014428236 has 24 divisors (see below), whose sum is σ = 28142753520. Its totient is φ = 3989225472.

The previous prime is 12014428187. The next prime is 12014428247. The reversal of 12014428236 is 63282441021.

It is a junction number, because it is equal to n+sod(n) for n = 12014428197 and 12014428206.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1944781 + ... + 1950948.

It is an arithmetic number, because the mean of its divisors is an integer number (1172614730).

Almost surely, 2^12014428236 is an apocalyptic number.

It is an amenable number.

12014428236 is an abundant number, since it is smaller than the sum of its proper divisors (16128325284).

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

12014428236 is a wasteful number, since it uses less digits than its factorization.

12014428236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3895993 (or 3895991 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

Adding to 12014428236 its reverse (63282441021), we get a palindrome (75296869257).

The spelling of 12014428236 in words is "twelve billion, fourteen million, four hundred twenty-eight thousand, two hundred thirty-six".