133242113646660 has 72 divisors (see below), whose sum is σ = 396314605209600. Its totient is φ = 33441157930496.

The previous prime is 133242113646641. The next prime is 133242113646703. The reversal of 133242113646660 is 66646311242331.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3842027460 + ... + 3842062139.

It is an arithmetic number, because the mean of its divisors is an integer number (5504369516800).

Almost surely, 2^{133242113646660} is an apocalyptic number.

133242113646660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133242113646660 is an abundant number, since it is smaller than the sum of its proper divisors (263072491562940).

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

133242113646660 is a wasteful number, since it uses less digits than its factorization.

133242113646660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7684089645 (or 7684089626 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 48.

Adding to 133242113646660 its reverse (66646311242331), we get a palindrome (199888424888991).

The spelling of 133242113646660 in words is "one hundred thirty-three trillion, two hundred forty-two billion, one hundred thirteen million, six hundred forty-six thousand, six hundred sixty".