12000026236 has 24 divisors (see below), whose sum is σ = 23073966720. Its totient is φ = 5415313200.

The previous prime is 12000026209. The next prime is 12000026243. The reversal of 12000026236 is 63262000021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 974920 + ... + 987151.

It is an arithmetic number, because the mean of its divisors is an integer number (961415280).

Almost surely, 2^12000026236 is an apocalyptic number.

It is an amenable number.

12000026236 is a deficient number, since it is larger than the sum of its proper divisors (11073940484).

12000026236 is a wasteful number, since it uses less digits than its factorization.

12000026236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1962225 (or 1962223 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 12000026236 its reverse (63262000021), we get a palindrome (75262026257).

The spelling of 12000026236 in words is "twelve billion, twenty-six thousand, two hundred thirty-six".