12151198179328 has 112 divisors (see below), whose sum is σ = 26664004071936. Its totient is φ = 5502426808320.

The previous prime is 12151198179319. The next prime is 12151198179361. The reversal of 12151198179328 is 82397189115121.

It is a happy number.

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, 4567873 + ... + 6720703.

It is an arithmetic number, because the mean of its divisors is an integer number (238071464928).

Almost surely, 2^{12151198179328} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12151198179328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13332002035968).

12151198179328 is an abundant number, since it is smaller than the sum of its proper divisors (14512805892608).

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

12151198179328 is an equidigital number, since it uses as much as digits as its factorization.

12151198179328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152923 (or 2152899 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 58.

The spelling of 12151198179328 in words is "twelve trillion, one hundred fifty-one billion, one hundred ninety-eight million, one hundred seventy-nine thousand, three hundred twenty-eight".