12015343325452 has 48 divisors (see below), whose sum is σ = 22098374459392. Its totient is φ = 5709101952960.

The previous prime is 12015343325437. The next prime is 12015343325497. The reversal of 12015343325452 is 25452334351021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 267157327 + ... + 267202297.

Almost surely, 2^{12015343325452} is an apocalyptic number.

It is an amenable number.

12015343325452 is a deficient number, since it is larger than the sum of its proper divisors (10083031133940).

12015343325452 is a wasteful number, since it uses less digits than its factorization.

12015343325452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87038 (or 87036 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 40.

Adding to 12015343325452 its reverse (25452334351021), we get a palindrome (37467677676473).

The spelling of 12015343325452 in words is "twelve trillion, fifteen billion, three hundred forty-three million, three hundred twenty-five thousand, four hundred fifty-two".