12089226684 has 24 divisors (see below), whose sum is σ = 28670626768. Its totient is φ = 3963680640.

The previous prime is 12089226649. The next prime is 12089226697. The reversal of 12089226684 is 48662298021.

It is a happy number.

It is a super-2 number, since 2×12089226684² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 8256937 + ... + 8258400.

Almost surely, 2^12089226684 is an apocalyptic number.

It is an amenable number.

12089226684 is an abundant number, since it is smaller than the sum of its proper divisors (16581400084).

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

12089226684 is a wasteful number, since it uses less digits than its factorization.

12089226684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16515405 (or 16515403 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The spelling of 12089226684 in words is "twelve billion, eighty-nine million, two hundred twenty-six thousand, six hundred eighty-four".