133333366666668 has 96 divisors (see below), whose sum is σ = 363131279443968. Its totient is φ = 37283619859200.

The previous prime is 133333366666579. The next prime is 133333366666681. The reversal of 133333366666668 is 866666663333331.

It is a plaindrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 139523838 + ... + 140476218.

It is an arithmetic number, because the mean of its divisors is an integer number (3782617494208).

Almost surely, 2^{133333366666668} is an apocalyptic number.

It is an amenable number.

133333366666668 is an abundant number, since it is smaller than the sum of its proper divisors (229797912777300).

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

133333366666668 is a wasteful number, since it uses less digits than its factorization.

133333366666668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987903 (or 987901 counting only the distinct ones).

The product of its digits is 1632586752, while the sum is 69.

The spelling of 133333366666668 in words is "one hundred thirty-three trillion, three hundred thirty-three billion, three hundred sixty-six million, six hundred sixty-six thousand, six hundred sixty-eight".