133333366666580 has 96 divisors (see below), whose sum is σ = 288461259072000. Its totient is φ = 51745792849920.

The previous prime is 133333366666579. The next prime is 133333366666681. The reversal of 133333366666580 is 85666663333331.

It is a congruent number.

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, 242936870 + ... + 243485090.

It is an arithmetic number, because the mean of its divisors is an integer number (3004804782000).

Almost surely, 2^{133333366666580} is an apocalyptic number.

133333366666580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133333366666580 is an abundant number, since it is smaller than the sum of its proper divisors (155127892405420).

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

133333366666580 is a wasteful number, since it uses less digits than its factorization.

133333366666580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550977 (or 550975 counting only the distinct ones).

The product of its (nonzero) digits is 226748160, while the sum is 62.

The spelling of 133333366666580 in words is "one hundred thirty-three trillion, three hundred thirty-three billion, three hundred sixty-six million, six hundred sixty-six thousand, five hundred eighty".