12032453120 has 160 divisors (see below), whose sum is σ = 30765816576. Its totient is φ = 4497408000.

The previous prime is 12032453117. The next prime is 12032453159. The reversal of 12032453120 is 2135423021.

It is a tau number, because it is divible by the number of its divisors (160).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6570605 + ... + 6572435.

Almost surely, 2^12032453120 is an apocalyptic number.

12032453120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12032453120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15382908288).

12032453120 is an abundant number, since it is smaller than the sum of its proper divisors (18733363456).

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

12032453120 is a wasteful number, since it uses less digits than its factorization.

12032453120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2022 (or 2006 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 12032453120 its reverse (2135423021), we get a palindrome (14167876141).

The spelling of 12032453120 in words is "twelve billion, thirty-two million, four hundred fifty-three thousand, one hundred twenty".