12000116532 has 12 divisors (see below), whose sum is σ = 28000271936. Its totient is φ = 4000038840.

The previous prime is 12000116489. The next prime is 12000116543. The reversal of 12000116532 is 23561100021.

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

It is a junction number, because it is equal to n+sod(n) for n = 12000116499 and 12000116508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500004844 + ... + 500004867.

Almost surely, 2^12000116532 is an apocalyptic number.

12000116532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12000116532 is an abundant number, since it is smaller than the sum of its proper divisors (16000155404).

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

12000116532 is a wasteful number, since it uses less digits than its factorization.

12000116532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000009718 (or 1000009716 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 12000116532 its reverse (23561100021), we get a palindrome (35561216553).

The spelling of 12000116532 in words is "twelve billion, one hundred sixteen thousand, five hundred thirty-two".