1326144666120 has 64 divisors (see below), whose sum is σ = 4063081547520. Its totient is φ = 346114351104.

The previous prime is 1326144666113. The next prime is 1326144666157. The reversal of 1326144666120 is 216664416231.

It is a super-3 number, since 3×1326144666120³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117560377 + ... + 117571656.

It is an arithmetic number, because the mean of its divisors is an integer number (63485649180).

Almost surely, 2^{1326144666120} is an apocalyptic number.

1326144666120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1326144666120 is an abundant number, since it is smaller than the sum of its proper divisors (2736936881400).

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

1326144666120 is a wasteful number, since it uses less digits than its factorization.

1326144666120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235132094 (or 235132090 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 1326144666120 in words is "one trillion, three hundred twenty-six billion, one hundred forty-four million, six hundred sixty-six thousand, one hundred twenty".