12007889606 has 4 divisors (see below), whose sum is σ = 18011834412. Its totient is φ = 6003944802.

The previous prime is 12007889603. The next prime is 12007889623. The reversal of 12007889606 is 60698870021.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12007889603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3001972400 + ... + 3001972403.

It is an arithmetic number, because the mean of its divisors is an integer number (4502958603).

Almost surely, 2^12007889606 is an apocalyptic number.

12007889606 is a deficient number, since it is larger than the sum of its proper divisors (6003944806).

12007889606 is an equidigital number, since it uses as much as digits as its factorization.

12007889606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6003944805.

The product of its (nonzero) digits is 290304, while the sum is 47.

The spelling of 12007889606 in words is "twelve billion, seven million, eight hundred eighty-nine thousand, six hundred six".