12150019452 has 96 divisors (see below), whose sum is σ = 30998419200. Its totient is φ = 3689280000.

The previous prime is 12150019439. The next prime is 12150019487. The reversal of 12150019452 is 25491005121.

12150019452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1655952 + ... + 1663272.

It is an arithmetic number, because the mean of its divisors is an integer number (322900200).

Almost surely, 2^12150019452 is an apocalyptic number.

12150019452 is a gapful number since it is divisible by the number (12) 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 12150019452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15499209600).

12150019452 is an abundant number, since it is smaller than the sum of its proper divisors (18848399748).

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

12150019452 is a wasteful number, since it uses less digits than its factorization.

12150019452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7627 (or 7625 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 30.

The spelling of 12150019452 in words is "twelve billion, one hundred fifty million, nineteen thousand, four hundred fifty-two".