12216606411415 has 8 divisors (see below), whose sum is σ = 16754203078560. Its totient is φ = 8377101539232.

The previous prime is 12216606411337. The next prime is 12216606411437. The reversal of 12216606411415 is 51411460661221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12216606411415 - 2⁹ = 12216606410903 is a prime.

It is a super-2 number, since 2×12216606411415² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174522948700 + ... + 174522948769.

It is an arithmetic number, because the mean of its divisors is an integer number (2094275384820).

Almost surely, 2^{12216606411415} is an apocalyptic number.

12216606411415 is a deficient number, since it is larger than the sum of its proper divisors (4537596667145).

12216606411415 is an equidigital number, since it uses as much as digits as its factorization.

12216606411415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349045897481.

The product of its (nonzero) digits is 69120, while the sum is 40.

The spelling of 12216606411415 in words is "twelve trillion, two hundred sixteen billion, six hundred six million, four hundred eleven thousand, four hundred fifteen".