12142165366650 has 96 divisors (see below), whose sum is σ = 32867642336256. Its totient is φ = 2941981240000.

The previous prime is 12142165366633. The next prime is 12142165366651. The reversal of 12142165366650 is 5666356124121.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12142165366650.

It is not an unprimeable number, because it can be changed into a prime (12142165366651) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1120585 + ... + 5053715.

It is an arithmetic number, because the mean of its divisors is an integer number (342371274336).

Almost surely, 2^{12142165366650} is an apocalyptic number.

12142165366650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12142165366650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16433821168128).

12142165366650 is an abundant number, since it is smaller than the sum of its proper divisors (20725476969606).

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

12142165366650 is a wasteful number, since it uses less digits than its factorization.

12142165366650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3935028 (or 3935023 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 48.

The spelling of 12142165366650 in words is "twelve trillion, one hundred forty-two billion, one hundred sixty-five million, three hundred sixty-six thousand, six hundred fifty".