12089209332 has 12 divisors (see below), whose sum is σ = 28208155136. Its totient is φ = 4029736440.

The previous prime is 12089209313. The next prime is 12089209333. The reversal of 12089209332 is 23390298021.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×12089209332² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12089209333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 503717044 + ... + 503717067.

Almost surely, 2^12089209332 is an apocalyptic number.

12089209332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12089209332 is an abundant number, since it is smaller than the sum of its proper divisors (16118945804).

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

12089209332 is a wasteful number, since it uses less digits than its factorization.

12089209332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007434118 (or 1007434116 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The spelling of 12089209332 in words is "twelve billion, eighty-nine million, two hundred nine thousand, three hundred thirty-two".